Features: Product With 7 colors Backlight Multifunction: Wireless 92 key Keyboard + Touchpad + Mouse + Multimedia control keys and PC gaming control keys. Highly advanced RF 2.4G wireless technology that delivers anti-interference and reliable connection, Radius: 10 meters Full-function Mini Keyboard. Ergonomic handheld design is easy to carry and operate Description: Ultra sensitive touchpad with DPI adjustable function Built-in rechargeable polymer Lithium-ion battery. USB Receiver - no driver needed. Auto sleep and wake-up function of the keyboard. Can be used for PC, Notebook, Smart TV, for Android TV BOX, etc. Specification: Material: plastic Color: black, white Size: 146.8*97.5*19mm Operating range: up to 10 meters Transmit Power: +5dB max. Operation voltage: 3.3V Operation current: ＜50mA Charging current: ＜300mA Sleep current: ＜1mA Frequency range: 2.4GHz Battery Type: Built-in lithium-ion battery, 1020mAh, 3.7V, 3.8Wh Package Includes: 1 x Wireless keyboard 1 x USB Wireless receiver 1 x USB Charging cable 1 x Lithium battery 1 x User manual