MT0702W Features Supports Bluetooth V3.0 Can be use as portable remote controller for mobile phone， tablet， TV box， PC remote controls， game controllers， wireless mouse， etc. Supports remote shutter function Compatible with Android， PC and iOS Mini design， convenient to take along General Specs Bluetooth V3.0 Effective range 2-10 m System Android/iOS/Windows CPU ARM968E-S Battery Rechargeable 3.7V 180mA Li-on battery Operating Time About 40 hours Working Current 0.5-4mA Standby Current 0.5-1mA Dimension 7.3 x 3.1 x 1.3 cm Package Details Weight: 32.10 g Size: 13*7*2 cm