ITEM NAME:HM-10 BLE Bluetooth 4.0 CC2540 CC2541 Serial Wireless Module Arduino Androi FT.This small size Bluetooth 4.0 TTL transceiver module allows your target device communicate with. Power input: 3.6V-6V DC(Can not higher than 6V). Built in PCB antenna. Size: 43mm x 15mm. You can use AT command set the baudrate.
