Small 1.2" 8x8 Ultra Bright Square Yellow LED Matrix + Backpack Ecosystem_Qwiic/STEMMA QT This version does not have

This version does not have touchscreen attached It's exactly the same TFT display as PID 2354 but without the resistive touch panel so it is a little less expensive

No other cables or connectors or accessories are included

Polar T34 Heart Rate Transmitter

On the back is an electrically conductive adhesive

Small 1.2" 8x8 Ultra Bright Square Yellow LED Matrix + Backpack Ecosystem_Qwiic/STEMMA QT This version does not haveWhat's better than a single LED? Lots of LEDs! Matrices like these are 'multiplexed' so to control 64 LEDs you need 16 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Here at Adafruit, we feel your pain! After all, wouldn't it be awesome if you could control a matrix without tons of wiring? That's where these lovely LED