Backet Mini Keyboard for all smart phone and laptop compatible bluetooth keyboard|| Wireless Keyboard|| Hard Keyboard||Water proof keboard||Wireless Bluetooth Keyboard||compatible with all android and IOS smart phones Bluetooth Multi-device Keyboard (Multicolor) Wireless Handheld Tablet Keyboard  (Black)

Auto sleep and wake mode. The Ergonomically handheld design is easy to carry and operate. Backlight function Build-in rechargeable Li-ion battery that has longer standby time. Specifications Operating range: 15 meters(MAX), without signal disturbance and no direction limit. Operational voltage: 3.7V. -Charge Voltage: 4.4V ~ 5.25V. Modulation: GFSK. Layout: US TX Power: less than +4dBm. Frequency tolerance: + -30ppm. Power consumption: 55mA(on), 1mA(sleep). Battery Type: Built-in lithium-ion battery Notice: After 3 minutes without any operating will into sleep mode, Press any key about 1s to wake up Package 1 x Wireless keyboard. 1 x Wireless receiver. 1 x Charging cable. 1 x User manual.