Deaf Vibration Alerting Vest Kit with Arduino Nano + NRF24
Deaf Vibration Alerting Vest Kit: Create a Wireless Alert System with Arduino Nano and NRF24
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
This kit empowers you to build a life-changing wearable: a vibration vest that alerts deaf individuals to sound-based triggers like doorbells, alarms, or a baby’s cry. Using two Arduino Nanos linked over NRF24 wireless modules, you’ll place four coin motors strategically on a vest to create distinct tactile notifications. It’s a direct response to real accessibility needs, merging hardware prototyping with social impact.
What You'll Build
A fully functional vibration alert vest with four distinct buzz patterns, each triggered by a different wireless sensor input. You’ll assemble transmitter and receiver circuits, code the Arduino logic, and solder the motor drivers onto prototype boards. The result is a personal safety device that can be worn daily—a tangible assistive tool you can demonstrate in school projects or hackathons.
What You'll Learn
- Programming Arduino Nano for wireless communication using the NRF24L01 module
- Interfacing coin vibration motors with BC547 transistor switching circuits
- Designing low-power wearable electronics with diode protection and filtering capacitors
- Debugging wireless sensor networks and optimizing reliability for real-world use
Kit Contents
| Component | Quantity |
|---|---|
| Arduino Nano | 2 |
| NRF24L01 | 2 |
| Coin Vibration Motor | 4 |
| BC547 Transistor | 4 |
| 1N4007 Diode | 5 |
| 100Ω Resistors | 5 |
| 10kΩ Resistors | 5 |
| 100nF Caps | 10 |
| 9V Battery Snap | 2 |
| PCB Prototype Board | 2 |
| Soldering Iron | 1 |
| Solder Wire | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
Ideal for CBSE Class 11-12 students working on assistive technology projects, B.Tech ECE/EEE undergraduates exploring wireless sensor networks, or ATL Tinkering Lab mentors guiding innovation for social impact. It’s also a powerful entry for Smart India Hackathon teams focusing on accessibility solutions, and for makers at IIT, NIT, VIT, and BITS Pilani prototyping wearable health devices.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We’ve spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Open the AI companion through the QR code or reach out on WhatsApp for immediate guidance. It knows every connection and line of code in this kit, so help is never far away.
Do I need to sew or modify a vest to attach the motors?
No, you can attach the coin motors to any existing vest using simple velcro patches or fabric glue. The kit focuses entirely on the electronics; the mechanical mounting is straightforward.
Can I extend the wireless range beyond the included modules?
The standard NRF24L01 modules cover a typical home or classroom reliably. For longer distances, you can upgrade to an external antenna version (not included) while reusing the same circuit and code.
Is soldering experience required to complete this kit?
Basic soldering is needed to join components on the prototype boards. The AI companion includes a soldering walkthrough; with the kit’s soldering iron, even first-timers can succeed with a little practice.
Four coin vibration motors in vest positions activated by different wireless sensor triggers over NRF24 link.
What's in this kit
- Arduino Nano x2
- NRF24L01 x2
- Coin Vibration Motor x4
- BC547 Transistor x4
- 1N4007 Diode x5
- 100Ω Resistors x5
- 10kΩ Resistors x5
- 100nF Caps x10
- 9V Battery Snap x2
- PCB Prototype Board x2
- Soldering Iron
- Solder Wire
Choose your assembly option:
- Soldering Kit — 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
- Breadboard Combo — 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.
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Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items