B908 Ultra-slim 78 Keys Bluetooth Wireless Keyboard with Concave Mobile Phone Holder (Black) HEROBIKER The USB interface is connected

The USB interface is connected to the power supply

Three gears

and also depends on the receiving device

no fear of water leakage

Throwing distance: 1

B908 Ultra-slim 78 Keys Bluetooth Wireless Keyboard with Concave Mobile Phone Holder (Black) HEROBIKER The USB interface is connected1. Wireless Keyboard includes 78 keys for efficient data input. 2. Wireless Bluetooth 3. 0 technology, more rapid transmission. 3. With concave holder: Can hold your mobile phone tablet etc. 4. Ultra slim and lightweight, compact design make it easy to storage your backpack or briefcase and take it anywhere for using. 5. Can connect with two Bluetooth devices, free to switch. 6. Power by 180mAh lithium battery, can be used more than 100 hours after