Accelerometer: ST 3 axis accelerometer Gyroscope: ST 3 axis gyroscope Communications: RF 2.4G Wireless , Nordic Soc Working Distance: 10-20 m Frequency: 2.400-2.483Ghz Operating current: <20 mA Standby current: <20uA Battery: 500mA chargeable Lithium battery Indicator light: Dual-color LED light Dimension: 151*45*14mm Receiver dimension : 18.58*14.59*6.7mm Weight: 65g USB port: USB2.0 Compatible OS: Windows, Mac OS, iOS, Android, Linux