Touch panel coordination index can auto-rotate an adjust according to the handling position.Practical and convenient operation touch panel and keyboard designed.Whether the touch panel works or the keyboard works depends on which side is upward.Build-in colorful backlight on the keyboard, more easy to use in dark situation.Wireless air mouse for remote control, practical and portable.Type: Wireless Air MouseMaterial: ABSConnection Port: USB2.0 or aboveTransmission Mode: 2.4 GHz WirelessTransmission Distance: up to 10 metersFrequency Transmission: 2400-2483 MHZ (16 Channels)Transmission Power: ≤4bdPower Supply: Built-in Lithium-ion Polymer Battery (Included)Charging Voltage: 5.25V-4.4VCharging Current: 300mAOperating Current: Dormancy Current: Features: Keyboard, Touchpad, Easy Operation, Universal, Backlight, WirelessSize: 145mm x 75mm x 13.5mm/5.71" x 2.95" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Wireless Air Mouse1 x Receiver1 x User Manual (Others Not Included) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin