Working Voltage: DC 3.7V
Charging Voltage / Current: DC5V / 500mA
Working Current: 10mA
Product support IOS connection play directly.
Bluetooth 4.0 No need to download APP (IOS11.0 above)
Portabl/ Comfortable / Flexible
Multi-finger linkage, fully stimulate left-hand control
Built-in 380mA polymer lithium battery