Adafruit Gemma Sensor Starter Pack

Get started with wearable electronics using the Adafruit Gemma Sensor Starter Pack. This all-in-one kit includes a GEMMA V2 board, sewable RGB NeoPixels, multiple sensors, a rechargeable battery with charger, and everything you need to build interactive sewable projects — no soldering required.

Use conductive thread and alligator clips to connect sensors, lights, and sound to the tiny GEMMA board. Whether you're building a motion-reactive costume, a light-sensing wearable, or a buzzer alarm, this pack provides the components to bring your ideas to life.

Key Features

• Complete Starter Kit – All components included to build sensing and interactive wearable projects
• No Soldering Required – Connect everything with conductive thread and alligator clips
• Rechargeable Battery – 3.7V 500 mAh LiPo battery with USB charger for portable projects
• Sewable NeoPixels – Four Flora RGB NeoPixels for bright, programmable colour
• Multiple Sensors – Light sensor, vibration sensor, and tactile switch for interactive input
• Audio Output – Enclosed piezo buzzer for sound feedback

Ideal For

• Wearable electronics and e-textile beginners
• Interactive costume and fashion projects
• STEM and maker education workshops
• Sewable circuit experimentation

Package Contents

• 1× Adafruit GEMMA V2 – Miniature wearable electronic platform
• 1× Adafruit Micro Lipo – USB LiIon/LiPoly charger
• 1× Lithium Ion Polymer Battery – 3.7V 500 mAh
• 4× Flora RGB Smart NeoPixels V2
• 1× Stainless Thin Conductive Thread – 2-ply, 25 metre
• 1× Photo Cell (CdS Photoresistor)
• 1× Small Alligator Clip Test Lead Set (12 pieces)
• 1× USB Cable – A/Micro-B, 3 ft
• 1× Tactile On/Off Switch with Leads
• 1× Fast Vibration Sensor Switch
• 1× Small Enclosed Piezo with Wires

Resources

• Adafruit GEMMA Learn Guide
• Flora RGB NeoPixels Guide