Rii i4 2.4Ghz Backlit Wireless Backlit Mini Keyboard Touchpad Air Mouse

Features: 2.4G wireless mini QWERTY Backlit Multimedia keyboard and touchpad combo Supports standard USB port in a variety of operating system, availble for PC, Laptop, Raspberry PI 2, MacOS, Linux, HTPC, IPTV, Android Smart TV Box, XBMC, windows 7, 8, 10 Vista, XP, CE, 2000 Adopts high quality capacitive rouch sense technology and 90 degree flip touchpad, with notebook operation quality The touchpad functions as a mouse and supports multimedia shortcuts. The built-in high quality rechargable polymer lithium-ion battery is durable and safe. Touchpad mode switch: When the keyboard is turned on, the touchpad functions as a mouse to move the cursor. You can press the touchpad mode switch,the touchpad mode switch indicator will be lighted,the touchpad enters multimedia mode,You can touch one of the 13 icons to fulfill its corresponding functions. Touchpad 90 degree flip: The touchpad is defaulted for horizontal operation.you can press the touchpad flip switch to enjoy the 90 degree flip operation. The touchpad 90 degree flip indicator will be lighted, you can operate the keyboard vertically by one single hand. Specifications: Battery: built-in polymer lithium-ion battery Battery capacity: 450mah Stand by time: 500-700 hours Operation distance: up to 15m Transmission power: max. +5 dBm Working voltage: 3.7V Working current: