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I’m looking to build a simple wearable mask prototype that combines light and vibration to create a relaxing sensory experience. The device should include LED lights (preferably RGB) positioned so they shine through closed eyes and run different light patterns. It should also include 1–3 small vibration motors that sync with the light patterns to enhance the experience. I’d like a few basic modes such as calm (slow and soft), medium, intense, and a random mode that generates varying patterns. The patterns should transition smoothly and not feel harsh or abrupt. The device should be controlled with 2–3 simple buttons (power and mode switching). No app or connectivity is needed. It should be powered by a rechargeable battery (USB-C preferred). The physical build does not need to be polished—this is just a working prototype to test how it feels to use. Comfort and functionality are more important than appearance at this stage.
Project ID: 40372305
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Active 2 days ago
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46 freelancers are bidding on average $480 USD for this job

With a Master's degree in Embedded Systems, extensive knowledge of electrical engineering, and specialized skills in circuit design and microcontrollers, I am confident that I can bring your LED vibration mask prototype to life. As an Electrical Engineer, one of my core expertise involves the fusion of Electronics and Mechanical Engineering- precisely what your project demands. My proficiency with Arduino and experience with Circuit Design enable me to strategize and create complex but reliable systems like the one you require for your mask prototype. Moreover, I have prior involvement in designing comfortable wearable devices; hence I keenly understand the importance of comfort you emphasize in your project. Not only can I deliver on the technical aspects, but my aesthetic sensibility combined with 3D modeling skills will contribute to creating an ergonomic prototype. In sum, my practical experience in firmware development, PCB design, IoT product engineering and knowledge of AI/ML integration makes me the ideal fit for converting your grand project into a tangible reality. Let’s collaborate to create a marvellous sensory experience!
$750 USD in 7 days
8.3
8.3

Dear Sir/Madam, With my versatile skills and extensive experience in electrical engineering and embedded systems, I am confident that I can bring your LED Vibration Mask Prototype to life. My expertise in digital motor control and power electronics will be particularly valuable for integrating LED components with vibration motors in a perfectly synchronized manner - an essential aspect of creating a relaxing sensory experience. Moreover, my familiarity with Arduino, circuit design, and microcontrollers makes me well-equipped to develop the control system you are looking for.
$400 USD in 10 days
7.4
7.4

Hello, I understand you want a simple wearable mask prototype that uses LED lights and vibration motors to create a calming sensory experience. My approach is to design a basic but functional device with RGB LEDs placed to shine through closed eyes, synced with 1 to 3 small vibration motors. I will create smooth, gentle light and vibration patterns across different modes like calm, medium, intense, and random, controlled easily by 2 to 3 buttons without needing any app. The device will run on a rechargeable USB-C battery, focusing mostly on comfort and ease of use rather than looks. This ensures you can test the feeling and effectiveness quickly with a working prototype. For this project, I need to know: What exact size or shape do you envision for the mask to ensure it fits comfortably? What kind of vibration motors do you prefer, or do you want me to recommend based on typical use? How long should each mode last or cycle before switching patterns? Do you have a preferred microcontroller platform or should I select the one best suited for this? Are there any specific safety or material requirements for the mask build? What size or shape should the mask be to best fit and feel comfortable? Best regards,
$750 USD in 28 days
6.6
6.6

As an industry professional with a robust experience in Arduino, Circuit Design, Electrical Engineering, Electronics, and Embedded Systems among others, I can confidently assert that I have both the expertise and passion needed to bring your LED Vibration Mask Prototype to fruition. Throughout my career, I have designed a multitude of reliable and sophisticated PCBs tailored for unique applications. This includes power supply circuits and multilayer designs necessary for embedding systems in your prototype. Harnessing my proficiency in LED driver circuits, I will ensure the RGB LEDs shine optimally through closed eyes, creating the desired relaxing sensory experience you envision. Not only have I mastered the programming of microcontrollers essential for your project, but I am also well-acquainted with various communication protocols such as UART, SPI, Ethernet, USB, CAN and MODBUS. I strongly believe this knowledge will be indispensable as I'll be required to sync the 1-3 small vibration motors with the light patterns seamlessly. The smooth transition will ensure each mode (ranging from calm to random) is distinctly felt without disrupting its calming nature. Lastly, guaranteeing maximum comfort and functionality during use is a top priority for me. Thus, count on me to furnish your project with an effective USB-C rechargeable battery powering system that suits your prototype's initial "working" stage while eliminating any compromises on quality or performance
$500 USD in 7 days
6.7
6.7

Hi there, I read your project carefully, and I can help you build a simple, reliable wearable mask prototype with synchronized RGB lighting and vibration patterns for a smooth and relaxing experience. I’m Samuel Tshibangu, a mechatronics engineer with experience in embedded systems, LED control, vibration motors, and battery-powered devices. I’ve already worked with similar components, so I can deliver this quickly and keep it simple, functional, and comfortable for testing. I can handle the full design: electronics, control logic, power system (USB-C LiPo), and clean firmware with multiple smooth modes (calm, medium, intense, random). Feel free to send me a message. Best regards, Samuel Tshibangu
$500 USD in 1 day
6.4
6.4

As a seasoned engineer with a multitude of experience in product design and development, your prototype is right up my alley. My skills in Arduino, Electrical Engineering, Electronics, Embedded Systems, Mechanical Engineering, Microcontroller, and Product Development make me uniquely qualified to create the relaxing sensory experience you're seeking. Drawing from my extensive understanding of CAD design, I'll combine RGB LED lighting perfectly positioned to ensure a calm and seamless transition of patterns. Syncing the LEDs with 1-3 vibration motors will further enhance the soothing experience in line with your distinct preferences for modes: calm, medium, intense and random. With your sole aim being functionality and comfort at this prototype stage, I'll keep that in mind as I incorporate the USB-C rechargeable battery and use simple yet efficient controls to power and switch modes. You can be sure that the end product will translate our concept into a tangible reality - a device that quietly amplifies relaxation. Partnering with me means working with someone who gives attention to every nuance and produces projects with real-world constraints such as materials, fabrication methods, and cost optimization without sacrificing quality.
$500 USD in 7 days
6.4
6.4

Hi, I’m an Electrical Engineer with 7+ years of experience in PCB design and embedded systems, currently working in a reputed firm. I have strong experience in wearable electronics, low-power design, LEDs, vibration motors, and battery-powered systems. I can design and develop your prototype including PCB, firmware, and basic assembly. I will ensure smooth light and vibration patterns with simple button control and stable battery operation (USB-C charging). You’ll receive a fully working prototype along with all design files and code for future improvements. Looking forward to working with you.
$650 USD in 7 days
6.6
6.6

As an experienced freelancer specializing in electronics, mechanical engineering, and circuit design, I happily envision contributing my expertise to develop your innovative LED Vibration Mask Prototype. From what I gathered in the project's description, your prototype needs precision in both light patterns and vibration synchronicity, and with my proficiency in Arduino programming, this is absolutely within my capabilities. Having aced several similar projects involving wearable technology and sensory experiences, I can assure you of a well-balanced, aesthetically comfortable mask that incorporates all your required modes while conveniently utilizing just 2-3 buttons. My skills in electrical engineering and PCB design will yield a highly functional, rechargeable battery-powered prototype with USB-C compatibility as you requested.
$266 USD in 1 day
6.2
6.2

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: Antenna Design (CST, HFSS) 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.
$500 USD in 7 days
6.3
6.3

Hello! I'm a highly skilled PCB Designer with over 10 years of expertise in delivering reliable and efficient PCB designs. I specialize in creating precision designs tailored to client's needs, utilizing top-tier design tools such as Altium Designer, Autodesk Eagle, KiCad, EasyEDA, Siemens PADS, DipTrace, Allegro/OrCAD, Fritzing and Proteus. My goal is always to ensure the highest quality and performance in every project. Core Expertise : • Schematic Capture & Layout Design • Component Selection & Library Management • Reverse Engineering (PCB Replication, PCB Cloning) • Gerber, BOM, and CPL File Generation & Manufacturing Support • Design for Manufacturability (DFM) and Design for Assembly (DFA) • PCB Design & Development (Single, Double, Multi-Layer, Flexible PCBs) Industries Served : • Medical Devices • Telecommunications • Consumer Electronics • Industrial Equipment • Automotive Electronics • Safety and Security Devices Why Choose Me? • Attention to Detail and Commitment to Quality • Strong Communication Skills & Client-Centric Focus • Timely Delivery & Flexible Approach to Meet Project Requirements I would love to help you with your next PCB design project. Feel free to reach out, and let’s discuss how I can bring your ideas to life! Best Regards, Utpal
$500 USD in 5 days
5.3
5.3

Hi, I am a Full Stack Engineer Embedded Engineer with 15 years of experience, providing wearable device design, microcontroller firmware, LED control, and haptic motor integration. In my opinion, the best approach is to use low-brightness RGB LEDs with smooth fading patterns and sync them with small vibration motors for a relaxing effect. The key is keeping transitions soft and natural so the experience feels comfortable, not harsh. This project is very similar to my previous works. I have built small battery-powered devices using LEDs and vibration motors with simple button controls. I also have experience creating smooth light and haptic patterns for user comfort. The most important part is smooth control of light and vibration. I handle this by using gradual PWM fading and timed motor patterns to keep everything synchronized and gentle. ✅ So, I will divide your project into three major steps. 1️⃣ Design system and select components 2️⃣ Develop hardware and firmware 3️⃣ Test and fine-tune patterns Via private chatting, I will provide the creative idea and good tech solution for your project. Best regards. Yaroslav
$500 USD in 7 days
4.9
4.9

As the founder of a firm specializing in both AI systems and IoT hardware, I'm excited about the opportunity to build your LED Vibration Mask prototype. With my comprehensive understanding of Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, and Microcontroller technologies, I am confident in creating a robust wearable with RGB LED lights and small vibration motors that will provide the relaxing sensory experience you seek. One unique capability we bring to the table is our ability to synthesize AI and hardware, making practical autonomous agents that can work within any given context. Drawing on this expertise, I assure you seamless and smooth transitions between different light patterns without any abruptness. Lastly, the stack we employ matches your requirements closely. We utilize Django, React, Flutter, Node in our web and mobile stack while also possess expertise in manufacturing custom IoT hardware and can deliver on site or clientcloud (AWS/Azure/GCP). I believe that my team and I can not only deliver a working prototype but can provide insights into potential expansion paths for an optimized solution going forward. Let's give your project a tangible form that prioritizes comfort and functionality into a MVP.
$500 USD in 7 days
4.5
4.5

Best Wearable Prototype Developer for LED + Vibration Sensory Devices! ⭐⭐⭐⭐⭐ Dear Client, What matters most in this project is not just putting LEDs and vibration motors into a mask. The real challenge is making the experience feel smooth, calming, and wearable — with light patterns and vibration behavior that blend well together instead of feeling abrupt, harsh, or gimmicky. That is where I can help. For a prototype like this, the important part is balancing the experience with the hardware: comfortable component placement, soft control transitions, sensible mode design, rechargeable power, and simple physical controls that do not make the device harder to use. Since this is an early prototype, the right goal is not polish — it is a build that feels convincing enough to evaluate the actual sensory experience. A few quick questions: 1. Is your main priority the light experience, the vibration experience, or the combined sync between both? 2. Do you already have a preferred mask form factor or material direction? 3. Should the first prototype optimize more for comfort or for easy internal access and iteration? If you message me, I can also outline the most practical first-build architecture so the prototype feels usable rather than just technically complete. Best regards, Prat PCB Must Innovations
$500 USD in 7 days
6.4
6.4

As a technology professional with deep expertise in electronics and hardware engineering, I have the skills and experience to bring your LED Vibration Mask Prototype to life. My profound grasp of concepts like circuit design, electrical and mechanical engineering, microcontrollers, and prototyping enables me to approach complex problems like yours with efficiency and finesse. Further complementing my abilities are my Full-Stack Development skills. With this, I can streamline the controls of your mask's functionalities through two or three simple buttons, without the need for an app or connectivity—an aspect you clearly indicated is important to you. Moreover, my passion for contributing to calming sensory experiences aligns perfectly with the nature of this project. From design to implementation, I will ensure that the LED lights transition seamlessly into different patterns, syncing harmoniously with the 1–3 small vibration motors—eliminating any tendency for this potentially tranquil experience to feel jarring.
$250 USD in 7 days
3.9
3.9

I have experience working on wearable and sensory-based electronic devices where I integrated LEDs, vibration motors, and battery-powered control systems. In one project, I developed a compact wearable module that used light patterns and haptic feedback to create user-responsive effects, focusing on smooth transitions and low-power operation. For your mask, I will design a simple and reliable system using a low-power microcontroller to control RGB LEDs and vibration motors in synced patterns. Deliverables: • Circuit diagram and component selection • Embedded code for LED patterns and vibration control • Mode logic (calm, medium, intense, random) • Wiring guide and button interface setup • Battery and charging circuit design • Basic prototype testing instructions I also have a complete electronics lab setup, so I can test LEDs, vibration motors, and battery performance to ensure the prototype works smoothly before final delivery.
$300 USD in 3 days
3.2
3.2

⭐⭐⭐⭐⭐ This is a great prototype idea—I can build a simple, comfortable wearable that focuses on smooth sensory experience, not complexity. Concept: • Soft mask form (foam/fabric) with diffused RGB LEDs aimed for closed-eye glow (no harsh hotspots) • 1–3 low-profile vibration motors placed symmetrically • Smooth, synchronized light + vibration patterns Electronics: • Small MCU (ATTiny/ESP32-C3 low power) • RGB LEDs (addressable for flexible patterns) • MOSFET drivers for vibration motors • USB-C rechargeable LiPo (safe charging + protection) Modes: • Calm (slow fade, gentle pulses) • Medium • Intense • Random (organic variation, not abrupt) Control: • 2–3 buttons (power + mode) • Simple, intuitive cycling Deliverables: • Working prototype mask • Firmware (clean, adjustable patterns) • Wiring diagram + parts list I’ll prioritize comfort, smooth transitions, and a relaxing feel over raw brightness or vibration strength.
$500 USD in 7 days
2.9
2.9

I have hands-on experience building compact, battery-powered wearable electronics from prototype to working physical device — including a Smart Golf Ball project where I designed and shipped a battery-powered wearable with custom PCB, sensor integration, and BLE, delivered as a fully assembled prototype to the client. For this mask I will build: • Arduino-based controller with RGB LED driver and 2–3 vibration motor outputs • 4 modes (calm, medium, intense, random) with smooth PWM transitions — no harsh jumps • 2–3 physical buttons for power and mode switching • USB-C charging via TP4056 with Li-Po battery • Clean, comfortable wiring layout suitable for a mask form factor I have Arduino boards, RGB LEDs, vibration motors, TP4056 modules, and USB-C components in stock — ready to build and test immediately. Delivery in 2 days. Once fully tested and working, I will ship the assembled prototype to you. Do you have a specific mask shell or frame in mind, or should I use a flexible/foam base for the prototype?
$250 USD in 2 days
3.1
3.1

Hi, I’m an embedded systems and electronics engineer with experience in battery-powered designs. I can develop your mask prototype with synchronized RGB lighting and vibration patterns as described, including calm, medium, intense, and random modes with smooth transitions. I’ll also ensure the design is a simple, reliable button control and an efficient USB-C rechargeable power design. Once I complete the task, I will provide you with a fully functional prototype, complete with clean firmware and documentation, ready for user testing and future refinement. So looking forward to working on this. Best regards, Michael.
$250 USD in 4 days
2.5
2.5

Hi, I can help you develop this wearable mask prototype. I have strong experience in hardware and firmware development for embedded and wearable devices, including LED control, vibration motors, battery-powered systems, button control, and prototype testing. For your prototype, I can design a simple and reliable system with RGB LEDs, synchronized vibration patterns, multiple intensity modes, smooth transitions, rechargeable battery power, and USB-C charging. My focus will be on comfort, functionality, and making the prototype practical for real testing. I can support the project from circuit design and component selection to firmware development and prototype bring-up. I’d be glad to discuss the details and help bring this concept into a working prototype.
$500 USD in 7 days
1.9
1.9

Hi, I understand you’re aiming to build a simple wearable prototype that combines soft light stimulation with vibration to create a calming sensory experience, with smooth transitions and easy button control. My approach would be to design a compact control system using a low-power microcontroller to drive RGB LEDs and 1–3 vibration motors in synchronized patterns. I’ll implement multiple modes (calm, medium, intense, and random) with carefully tuned timing and gradual transitions so the experience feels smooth rather than abrupt. The buttons will be mapped for simple interaction (power and mode switching), and I’ll include a rechargeable battery system with USB-C charging, along with proper power regulation to keep the device stable and safe during use. The focus will be on reliable functionality and comfort-oriented behavior rather than cosmetic design. For timeline, I’d estimate about 4–6 days to complete the schematic, component selection, and initial prototype design. I’ll provide complete design files, BOM, and clear guidance so you can easily assemble and test the prototype.
$300 USD in 7 days
1.0
1.0

St Louis, United States
Member since Apr 14, 2026
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