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Build a Battery-Powered Retail “Jackpot Button” (Arduino + Audio) Project Description We are an Australian food brand, looking for an experienced electronics / Arduino developer to design and build a battery-powered interactive push button for an in-store marketing campaign. Customers press a large mushroom-style button mounted near a freezer or fridge. Each press plays a short sound. After a random number of presses, a jackpot sound plays and the customer wins a prize. This is an initial single-unit prototype, with potential follow-up work for multiple units. ⸻ Required Functionality • Large mushroom head push button (easy to press, durable) • Each press: • Increments an internal counter • Plays a random non-success sound (~5 seconds) • After a random number of presses (e.g. 3,000–7,000): • Plays a jackpot sound (up to 30 seconds, 2–3 variations) • Automatically resets • LED feedback on press and jackpot ⸻ Technical Requirements • Arduino Nano or similar microcontroller • MP3 playback module (DFPlayer Mini or DFPlayer Pro) • Speaker suitable for retail environment • Battery powered (10,000–20,000 mAh) • USB-C charging • Robust ABS enclosure • Mountable to glass freezer door or flat surface using strong adhesive (e.g. 3M VHB) • Clean wiring and safe battery handling ⸻ We Will Provide • Detailed brief • Audio files (non-success and jackpot) • Branding direction (black, red, white) ⸻ Your Responsibilities • Advise on or source components • Assemble electronics and enclosure • Develop and upload firmware • Fully test the device • Deliver a ready-to-install, working unit • Provide basic usage and charging instructions ⸻ Location & Delivery • Open to global freelancers • Device must be shipped to Australia • Please include estimated build time and shipping cost ⸻ To Apply, Please Include • Examples of similar electronics or Arduino projects • Estimated timeline • Quote for one complete unit • Any recommendations for improving reliability or scalability ⸻ Budget Open to reasonable quotes based on experience and build quality.
Projekt-ID: 40063629
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Aktiv vor 19 Tagen
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48 Freelancer bieten im Durchschnitt $830 USD für diesen Auftrag

Hello, With over a decade of experience in Arduino and electrical engineering, I am confident that I am the ideal candidate for your project. The necessary skills for this job are well within the wheelhouse of my team at Live Experts® LLC, where we are skilled in working with massive battery-powered systems and guarantee a robust ABS enclosure. In a retail environment like yours, customer experience is paramount. This is why we're highly cognizant of the fact that your device should not only sound great, but also have LED feedback on press and jackpot. We have prior experience with similar Arduino projects necessitating randomizing events which will be crucial for a one-of-its-kind system. We at Live Experts strive to go the extra mile for our clients. In addition to building and developing your device, we'll also provide you with a thorough testing report to ensure all functionalities work smoothly. Finally, I estimate a build time of X weeks for a single unit, inclusive of shipping costs to Australia. Rest assured that by choosing us, you can expect top-notch build quality and an unwavering commitment to your satisfaction. Thanks!
$750 USD in 4 Tagen
8,3
8,3

As an accomplished Electrical Engineer specialising in Embedded Systems with both a Master’s degree and a thorough understanding of firmware development, I am confident that I am the ideal candidate for your project. My extensive experience in building clever IoT devices and my proficiency with Arduino align perfectly with your needs. I have successfully developed numerous similar retail-oriented devices that feature big press buttons, dynamic sound generation, and sophisticated internal counters. Moreover, I have an impressive track record of working with Arduino Nano and MP3 playback modules such as DFPlayer Mini - all of which your project calls for. Additionally, having a background in PCB design, I can ensure clean wiring and robust enclosures for safe battery handling. Particularly addressing your specified requirements to mount the device on glass freezer door using trendy adhesive VHB tape, my expertise will guarantee a stable set-up without compromising aesthetics or functionality.
$750 USD in 7 Tagen
8,1
8,1

With over a decade of experience in various facets of electrical engineering, I have gained a strong command in the very domains your project calls for. My extensive knowledge and successful implementation in Digital Motor Control, Analog Design, Electronic Design, Power Electronics among others has allowed me to develop a deep understanding of the nuances revolving around Arduino and microcontrollers - skills paramount to your project's success. When it comes to hardware, I am meticulous & detail-oriented. What sets me apart is not only being able to design, simulate, or source components but also my comprehension of the importance of clean wiring and safe battery handling - crucial for devices as such. Moreover, my ability to handle Embedded Systems and PCB Design using Altium ensures you receive an almost fault-proof assembly while maintaining an eye-catching design. Lastly, as someone experienced in Renewable Energy projects too, I understand the importance of low power distribution which will help ensure that your device doesn't run out during its operational journey. I am eager not only to design and assemble your Retail Jackpot Button but also to lend innovation and reliability that will accentuate its scalability. Let's make this project a reality!
$1.350 USD in 40 Tagen
7,4
7,4

With a decade of professional experience under my belt, I am confident in my ability to bring your retail "Jackpot Button" project to fruition. Throughout the span of my career, I have gained adept skills and knowledge in areas critical to this project's success: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, and Microcontrollers. My expertise in designing reliable PCBs, power supply circuits, and multilayer designs for embedded systems will prove indispensable for creating a durable and long-lasting product. Moreover, I am well-versed in firmware development with a strong understanding of the communication protocols crucial to this project – UART, SPI, Ethernet, USB, CAN, and MODBUS. In addition to these capabilities, I bring advanced skills in implementing wireless technologies such as Wi-Fi, Bluetooth, and ZigBee; a plus point if you ever consider incorporating these elements later down the line. Beyond just possessing the skills on paper though, what sets me apart is my commitment to delivering excellent work without compromising deadlines or quality. I approach every project – irrespective of size – with equal dedication and ensure that no stones are left unturned in terms of testing and giving it a final 'ready-to-install' shape. Being open to global freelancers like myself would work out perfectly for this project as I can hit the ground running immediately.
$1.500 USD in 10 Tagen
6,6
6,6

Since 2003 I am working in Digital Electronic. So more than 18 years of experience in Electronics. Arduino NANO/UNO/MEGA, ESP32 and Raspberry PI to build a digital device to read sensor data and send it to the web server, motor control, control relay switches and LEDs. More than 5(five) years of experience in Arduino design and build. If you want an excellent and error-free project delivery, then send a message to me, please. Have more than 10(years) years of experience in C/C++ to build Windows/Linux applications and micro-controller firmware building. If you want a good job delivery, then send a message to me, please. Since 1995 I have been working on Analog and Digital Electronics to build any kind of device. I have build lots of devices. So more than 20 years of experience on Electronics. Including power supply design. Any kinds of schematic and PCB design. Expert PCB design in EasyEDA Pro IDE.
$2.000 USD in 30 Tagen
6,7
6,7

KINDLY READ THROUGH MY PROPOSAL THIS IS WHAT I WILL DO DETAILED APPROACH 1. Select robust hardware: Arduino Nano + DFPlayer (Mini/Pro), high-cycle mushroom button, retail‑grade speaker, 10–20Ah battery, USB‑C module, ABS enclosure + 3M VHB mounting. 2. Firmware: debounced press counter, random press range (e.g. 3000–7000), random non‑success sounds, jackpot logic with 2–3 variants, auto‑reset, LED feedback on press/jackpot, safe low‑battery handling. 3. Assembly: clean internal wiring, strain relief, safe battery integration, branding‑ready exterior (black/red/white), full bench testing to simulate thousands of presses. 4. Handover: ship ready‑to‑install unit + simple usage/charging guide and source code for future scaling. DELIVERABLES One fully assembled, tested “Jackpot Button” unit (hardware + firmware). Source code, wiring diagram, parts list, and basic user/charging instructions. RELEVANT PROJECTS Retail promo button with sound + LEDs for kiosk brand (battery powered, 10k+ press tested). Arduino+DFPlayer event game prop with random jackpot logic and high‑visibility LED cues. QUESTIONS - Target continuous runtime between charges (days/weeks)? - Any max volume / sound level constraints for in‑store use? - Deadline for first prototype arrival in Australia + preferred shipping method? - Do you want internal access for staff (to power‑cycle/change SD) or fully sealed?
$350 USD in 3 Tagen
6,4
6,4

Hi there, I’ve read your project brief thoroughly and I’m confident I can design and deliver a fully functional battery-powered “Jackpot Button” prototype that meets all your requirements. With nearly five years of experience in embedded systems, PCB design, and Arduino-based interactive devices, I’ve developed multiple sound-triggered and event-based systems using Arduino Nano, DFPlayer Mini/Pro, and high-capacity Li-ion battery circuits with USB-C charging and LED feedback. I can handle the full process — component selection, schematic and wiring design, firmware development, enclosure integration, and system testing — ensuring your unit is reliable, safe, and retail-ready. The firmware will feature clean button debouncing, random sound triggering logic, and a stable counter system with auto-reset, matching your specifications. Once you share your preferred timeline and delivery expectations, I can provide an accurate build schedule and shipping cost estimate. Just send me a message and we can get started right away. Best regards, Samuel Tshibangu
$500 USD in 1 Tag
6,3
6,3

With my breadth of skills and extensive experience in the world of Arduino and electronics, I am the perfect person for this exciting project. I have a documented project track record spanning various aspects of microcontroller programming, electronic development boards, and single-board computers—each of which will be instrumental elements to bring your mushroom-headed jackpot button with audio functionality to life. Having an in-depth understanding and demonstrated expertise in IoT and wireless communication systems makes me an ideal fit for this project. I have a sound knowledge of Wi-Fi, BLE, Zigbee, LoRa, HTTP / HTTPS, MQTT protocols which would be involved in ensuring seamless connectivity between every component of this interactive device. My proficiency also extends to the firmware integration with motors, sensors, and actuators— key functionalities your project specifically calls for. When it comes to PCB design, I’ve brought clean wiring aesthetics and considered battery handling safety into play on many occasions. My meticulous approach guarantees the highest standards of quality at all times. As a professional who values timely delivery without compromising on work quality, you can trust that your single-unit prototype will be well-designed, thoroughly tested, easy to install and use. Together let's inject some excitement into your customers experience! I'm excited! Let's get started on bringing your idea to life!
$500 USD in 3 Tagen
6,3
6,3

Hello, how are you? I specialize in production-ready Arduino systems designed for public, high-interaction environments, not just hobby prototypes. Your Jackpot Button is exactly the kind of project where reliability, power management, audio quality, and physical robustness determine success. I will deliver a fully assembled, tested, and retail-ready unit, including: • Arduino Nano–class MCU with rock-solid firmware • DFPlayer Pro/Mini MP3 system with clean audio triggering and randomized playback logic • Large industrial mushroom button rated for thousands of presses • High-output speaker tuned for noisy freezer aisles • 10–20Ah protected Li-ion battery with USB-C charging and safe power design • LED feedback logic for press + jackpot states • Durable ABS enclosure, clean internal wiring, VHB mounting ready Firmware will implement: • True random press thresholds (3k–7k, configurable) • Non-success sound rotation • Multiple jackpot sound variants • Automatic reset and long-term counter stability I design with scalability in mind—the same architecture can be replicated across dozens or hundreds of units with minimal change. If you want a campaign device that works flawlessly in-store for months, not weeks, I’m the right partner. Regards, Yilin.
$600 USD in 15 Tagen
6,1
6,1

With over a decade of experience in the technology industry, I am confident that I can create an excellent solution for your retail "Jackpot Button" project. My skills and network cover all the necessary areas, from hardware design to firmware development. I have significant proficiency with Arduino and embedded systems, and have designed several unique innovative devices, some with audio features, giving me an excellent understanding of circuitry and sound design. As a result, I guarantee a clean, robustly built device that will be easily mountable and synchronized seamlessly with your desired audio recordings. Moreover, my extensive experience in technical documentation means that not only will I provide detailed and clear instructions for using the device but I am able to suggest improvements for better reliability and scalability that complement the project vision while reducing risks. I understand the importance of on-time delivery, quality assurance, and client satisfaction which are pillars of my service ethos. Hence, I commit to delivering a fully-assembled prototype within your specified budget and timeline for shipment to Australia. Let me handle the logistics as you can rely on me to offer the best options in terms of components sourcing, build time estimation, and shipping costs. Your success is my mission!
$500 USD in 7 Tagen
5,7
5,7

I can deliver a ready-to-install, battery-powered jackpot button prototype—from component selection to enclosure, firmware, testing, and shipment to Australia. I’ll handle Arduino firmware, DFPlayer audio, LED logic, robust power/battery management, USB-C charging, and a durable ABS enclosure with clean wiring. Relevant projects: interactive retail devices, Arduino audio players, battery-powered consumer electronics, custom enclosures.
$740 USD in 21 Tagen
5,8
5,8

Hi, how are you doing? I went through your project description and I can help you in your project. your project requirements perfectly match my expertise. We are a team of Electrical and Electronics engineers, we have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. We are providing our services in following areas: Embedded C Programming. VHDL/Verilog, Quartus/Vivado, LABView/ Multisim/PSPICE/VLSI MATLAB/SIMULINK Network Simulator NS2/NS3 Microcontroller like Arduino, Raspberry Pi, FPGA, AVR, PIC, STM32 and ESP32. IDEs like Keil MDK V5, ATmel studio and MPLab XC8. PLCs / SCADA PCB Designing Proteus, Eagle, KiCAD and Altium IOT Technologies like Ethernet, GSM GPRS. HTTP Restful APIs connection for IOT Communications. Also, we have good command over report writing, I can show you many samples of our previous reports. Kindly consider us for your project and text me so that we can further discuss specifically about your project's main goals and requirements.
$1.500 USD in 7 Tagen
6,1
6,1

Hello, how are you? I design production-ready Arduino and MCU systems built for continuous public interaction—not hobby prototypes. Your Jackpot Button is a reliability-driven problem: uncontrolled user input, thousands of presses, audio playback in a noisy retail environment, and long battery life. My approach focuses on making the device boringly stable in-store. I will deliver a fully assembled, tested, retail-ready unit including: • Arduino Nano–class MCU with deterministic firmware • DFPlayer Pro/Mini with locked audio states (no overlap or misfires) • Industrial mushroom button rated for high press counts • High-output, efficient speaker tuned for freezer aisles • 10–20Ah protected Li-ion battery with USB-C charging and safe power design • Clear LED logic for press confirmation and jackpot indication • Durable ABS enclosure with clean wiring and VHB mounting Firmware will implement: • True randomized jackpot thresholds (3k–7k) based on press timing entropy • Non-success audio rotation without repetition patterns • Multiple jackpot variants with enforced playback completion • Persistent counters stored in non-volatile memory • Automatic reset without manual intervention The same architecture scales cleanly to multi-unit production or a custom PCB. If you want a campaign device that runs flawlessly for months—not weeks—I’m the right partner. Regards, Oleg.
$500 USD in 20 Tagen
5,7
5,7

Hi there For slick and fast performance, you need fast preocessor like ESP32S3 in place of Arduino Nano I would design a PCB with ESP32 on board, along with USB-C, BMS, SD card (to store WAV files) And if there is a WiFi source nearby on site, the files(in WAV format) to be played on speakers will be pulled directly over internet from a web backend (If you have any) and stored in SD card, in this way you could change the files dynamically remotely PCB files will be sent to JLCPCB web for fabrication and these guys have best quotes Estimate build time is 2 weeks or less Regards
$1.000 USD in 7 Tagen
5,7
5,7

Hallo, I can make all of this: electronics, software, 3D design for a 3D printed button/enclosure, assemble and test everything. • Examples of similar electronics or Arduino projects: I made much Arduino projects, mainly more complex that this one, just look at my portfolio https://www.freelancer.com/u/anatol33 • Estimated timeline: 1 month till shipping the tested prototype. • Quote for one complete unit: $2000 total. • Any recommendations for improving reliability or scalability: I will make the prototype using off-shelf, ready made development boards and components, to save time and costs. If you want to scale design, a custom-made PCB may make sense. Probably by quantities more than 100. About me: I'm an electronic engineer with about 25 years of experience, also about 7 years of experience in 3D modeling using SolidWorks. Experience with Arduino and ESP32 controllers. Good technical background. Both software and hardware development. Experience in 3D printing, manufacturing drawings. Prototyping is possible, both electronics and mechanics. Currently live in Germany. I'm ready to discuss details by messaging before starting, contact me if interested. Best regards Anatolii
$2.000 USD in 30 Tagen
5,3
5,3

Hello there! As a seasoned American Electrical Engineering team, we're excited to tackle your Battery-Powered Retail “Jackpot Button” project. Using Arduino Nano, DFPlayer, and robust ABS enclosures, we'll create an interactive button with LED feedback and random jackpot sound capabilities. Our experience in microcontroller projects ensures reliable, durable, and user-friendly devices. Let's build your prototype and ship it securely to Australia. Are you ready for an electrifying campaign? Cheers, RedBrick American Engineering
$250 USD in 2 Tagen
4,7
4,7

Best Arduino Electronics Prototype Design Expert ⭐⭐⭐⭐⭐ Hi Ahmet, Thanks for providing such a detailed brief — it really helps. I’ve built multiple Arduino-based interactive devices and battery-powered prototypes, and your retail “Jackpot Button” project is a perfect fit. The goal is simple: design and deliver a reliable, fully functional prototype that handles user interactions, audio playback, and LED feedback in a safe, mountable enclosure. ✔️ How I’ll Help You Succeed 1. Complete Electronics Design — Arduino Nano-based control, MP3 playback module integration, battery management with USB-C charging, and LED/audio output circuits. 2. Robust Prototype Assembly — Durable mushroom button, clean internal wiring, and a mountable ABS enclosure suitable for in-store use. 3. Audio & Logic Implementation — Randomized non-success and jackpot audio playback, counter management, automatic reset, and LED feedback. I’ve worked on 500+ boards, including interactive retail devices, Arduino projects, and battery-powered embedded systems. My focus is always the same: make the prototype robust, safe, and ready for immediate use. I can share examples of prior interactive and audio-enabled devices once you message me. Before I start, one quick thing: 1. Do you have a preferred audio playback module, or should I recommend the best fit for reliability and cost? If you share your audio files, button style, and any branding preferences, I can begin right away. Best, PCB Must Innovations
$450 USD in 2 Tagen
6,4
6,4

My name is "Usama Safdar" and I am a Ph.D degree holder which means I am highly-capable to tackle this project "Content Editor " with 100 percent accuracy. I am a professional writer with over 6 years of experience in writing; Essays, Research Summaries, Thesis, Dissertation, Lab Reports and Case Studies. I always provide High-Quality Solutions within the shortest possible time with all instructions followed against very reasonable prices. I can manage works even with shortest deadlines like; "2500 words work in just 6 Hours" with very reasonable time. As a pro academic writer I am also familiar with all the referencing styles; such as APA, Harvard, OSCOLA, IEE, MLA etc. I always provide plagiarism-free solutions and as a prove I also provide "FREE Turnitin reports". For Samples, please visit my profile https://www.freelancer.com/u/SolutionMart Please message me to start the discussion. Thank You
$250 USD in 1 Tag
3,4
3,4

Hello Sir/Mam As a seasoned Electrical and Embedded System , I believe that I can bring the virtual reality in your project , I have 100% Grip on C/Embedded , C++ , and Python , I am also well versed in ARM Cortex M3/M4 Architecture , Also have Extensive Experience with MICROCONTROLLERS , Atmega 32, STM32,Yocto ESP32 ,TM4C . I have a great Grip on ARDUINO , MATLAB , PCB LAYOUT and IOT Applications . My ability to deliver exceptional results on time and with at most quality . Please come on chat to discuss more about project. I will be waiting for your response. Thank you !
$251 USD in 3 Tagen
3,3
3,3

My name is Rabia Faisal, I am working in the writing industry since 2011. During this time, I have served countless clients with a full amount of satisfaction by providing them with TOP Quality Solutions. I have command of all references APA, Harvard, IEEE, MLA & Chicago, etc. I will provide plagiarism-free work with 100 percent accurate grammar within your given deadline. Please message me to get Top Class Services. I am waiting; https://www.freelancer.com/u/TopWritingGuru
$250 USD in 1 Tag
3,0
3,0

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