NRF51822 2,4 GHz Bluetooth Modul Beacon BLE 4,2 4,0 Indoor Positionierung Wasserdichte Lange Palette Programmierbare Tracke für iBeacon
USD 4.85
NRF51822 2,4 GHz Bluetooth Modul Beacon BLE 4,2 4,0 Indoor Positionierung Wasserdichte Lange Palette Programmierbare Tracke für iBeacon