keyboard for Rii mini X1 Handheld 2.4G Wireless Keyboard Touchpad Mouse for PC Notebook Smart TV Black Keypad

Features:
3 in 1 multifunction: wireless keyboard + Touchpad + mouse, small and exquisite.
RF 2.4G wireless connection, enjoy up to 10m operating distance.
Ultra sensitive touchpad with 90-degree flip design.
Built-in rechargeable polymer Lithium-ion battery.
USB receiver, no driver needed, plug and play.
Auto sleep and wake-up function of the keyboard.
Ergonomic design, compact and light weight.
Can be used for PC, Notebook, Smart TV, HTPC, Android TV BOX, etc.
System Requirements:
Windows 2000
Windows XP
Windows Vista, Windows CE, Windows 7, Windows 8
Linux(Debian- 3.1, Redhat- 9.0, Ubuntu- 8.10, Fedora- 7.0 tested)
Android OS (with standard USB interface)
Care and Maintenance:
1. Do not attempt to disassemble the device and replace battery.
2. Charging time depends on battery capacity, type and charger type. Battery can be charged hundreds or thousands of timems, but will be useless finally. When the battery life is apparently shortened, please contact the local distributor for battery replacement.
3. Battery automatically discharges for some specific time if no operation after fully-charged.
4. Do not place the device in extremely hot or cold environment, such as locked car in summer or winter. This will shorten battery life. Please try to keep it in normal temperature. If battery is too hot or too cold, the device may not work even though it is fully-charged. Lithium battery peformance will be affected if the temperature is under zero.
Specifications:
Brand: Rii
Color: Black
RF mode: 2.4G hz
Operating distance: Up to 10 meters
Built-in battery capacity: 450mAH
Charging voltage: 4.2V ~ 5.05V
Charging current: under 350mA
Sleeping Current: under 1mA
Charging time: About 4 hours
Item size: Approx. 151 * 59 * 12.5 mm / 5.9 * 2.3 * 0.5 in
Item weight: Approx. 86g / 3.03 oz
Package size: Approx. 18 * 10.5 * 2.5 cm / 7.1 * 4.1 * 0.98 in
Package weight: Approx. 150g
Package included:
1 * Keyboard
1 * USB Charging Cable
1 * USB Receiver
1 * User Manual