Adafruit gemma wearable starter pack adafruit 1657 p the adafruit gemma wearables starter pack gets your first wearable project off to a flying start the pack contains a gemma main board 4 x rgb neopixel leds 1 x coin cell battery holder with on off switch 2 x cr2032 coin cell batteries a spool of thin stainless conductive thread a 20 piece needle set a usb programming cable and a pack of 12 x crocodile clip test leads p p the adafruit gemma v2 miniature wearable electronic platfo