Main Features:2.4GHz rapid wireless transmission with no delay and powerful interference resistanceLong transmission distance up to 10 meters3 in 1 function， air mouse / QWERTY keyboard / IR remoteWith rechargeable battery， convenient charged via USB cableBuilt-in Nano receiver， plug and play Model: RKM MK705 Type: Air Mouse Features: Mini， Rechargeable Color: Black System support: Windows 7， Windows Vista， Mac OS， Linux， Windows 2000， Android， Windows XP Interface: Wireless Connection: Wireless Receiver: With Range of Frequency: 2.4GHz Operating Voltage: 3.7V Lithium Battery Capacity: 450mAh Operation Current: 22mA Transmit Range: 10 m Power Supply: Li-ion Battery Package weight: 0.219 kg Product Size (L x W x H): 17.0 x 4.9 x 1.6 cm / 6.69 x 1.92 x 0.62 inches Package Size (L x W x H): 20.5 x 10.8 x 2.7 cm Package Contents: 1 x Air Mouse， 1 x USB Cable， 1 x Receiver， 1 x Use Manual