Spare RetroFlag GPi Case Cartridge [discontinued] _MAKE_DEV_GEMMAFLORA The Polar T34 Non-Coded Heart

The Polar T34 Non-Coded Heart Rate Transmitter monitors and then wirelessly transmits your heart rate data from the chest strap to a Polar WearLink+ compatible receiver

sensors can be connected directly onto the board without jumper wires or breadboard

2023 – we've updated this eInk breakout to EK79686 chipset - previously we were using the IL91874 chipset

Bluetooth Smart profiles

If you don’t like plastic

Spare RetroFlag GPi Case Cartridge [discontinued] _MAKE_DEV_GEMMAFLORA The Polar T34 Non-Coded HeartThis is a spare cartridge for the RetroFlag GPi Case (Gameboy Inspired). Note: The GPi case already includes a single cartridge for housing your Raspberry Pi Zero, however if you want to swap out different Raspberry Pis or just need a spare this item is for you