NRF51822 2V-3,3 V Bluetooth 4,0 Wireless Modul Für iBeacon Basis Station Intelligente Steuerung Beacon BLE Modul 4MA
USD 4.40USD 6.87
NRF51822 2V-3,3 V Bluetooth 4,0 Wireless Modul Für iBeacon Basis Station Intelligente Steuerung Beacon BLE Modul 4MA