Rii i8+ 2.4GHz Mini Wireless Keyboard with Touchpad Mouse,LED Backlit,Rechargable Li-ion Battery (Updated 2017,Backlit)

Features:
92 keys, 2.4GHz wireless Keyboard with Touchpad.
Touchpad DPI adjustable functions.
Built-in high sensitive smart touchpad with 360-degree flip design.
Increased LED backlit function, you can us the keyboard in the dark with LED lighting QWERTY keyboard with multimedia control keys and PC gaming control keys.
Auto sleep and auto wake mode.
The Ergonomically handheld design is easy to carry and operate.
Build-in removable rechargeable Li-ion battery that has longer standby time.

Technical Specification:
Operating range: 15 meters (MAX), without signal disturbance and no direction limit.
Frequency range: 2.403GHZ 2.480GHZ
Operational voltage: 3.3V
Charge Voltage: 4.4V 5.25V
Modulation: GFSK
Layout : US
Channel: 78 channels TX
Power: less than +5dBm
Transmission rate: 1M bit/sec
Frequency tolerance: +/-30ppm
Power consumption: 55mA(on), 1mA(sleep)
Battery Type: Built-in lithium-ion battery

Notice: After 3 minutes without any operating, the keyboard will go into sleep mode, press any key for about 1s to wake up keyboard.

Package:
1 Wireless keyboard
1 Wireless receiver
1 Charging data cable
1 User manual

Note: Your device need USB 2.0 jack to operate.