Features: 1.Wireless: Bluetooth keyboard can be easily, stably and quickly paired with Pro, and the operating distance can reach 10 meters (33 feet). 2.Sensitive Touchpad: Wireless keyboard has a built in touchpad, which provides you with touch screen experience. You don't need to remove your hands from the keyboard, and the touchpad is very sensitive. 3.Long Battery Life: Portable keyboard with touchpad adopts economical battery management system, with built in 750mAh rechargeable lithium ion battery, which can provide up to 5 hours of working time. 4.Scope of Application: Wireless keyboard with touchpad is suitable for the full range of Pro 8 and Pro X, but not for Pro 7. 5.Ultra Thin: Wireless keyboard with touchpad adopts ultra thin design, which is light, portable and convenient to carry when going out. specification:Item Type: Wireless Keyboard Material: ABS Function: Flat Panel Control Scope of Application:For Pro 8 and Pro X Keyboard Cover Built in Battery: Lithium Battery 750mah Bluetooth : 5.1 Touchpad: Click Left and Right, Cursor Control Scope of Work: 10m Standby Time: 100 Days Charging Time: 2-3 Hours Working Time Without Backlight: More Than 30 Days Backlight Working Time: 5 Hours Battery Life: 3 Years PackageList:1 xWirelessKeyboard 1 xPower Cord 1 x User Manual NoteShipment with built in battery.