1.Input:100V-240V,50/60Hz,3.7V 1.5A,6W                                                                              2.Battery 2000Mah,charge 3 hours use 3 hours

3.Auto timmer 15 mins

4.ABS controller,cloth head cover

5.Inner with 6pcs airbag parts massager your heads.
6.Long press the switch button for 3 seconds to start device.the indicator of dredging meridian will light. press switch again to choose 3 modes,dredging meridian,relieve fatigue,acupressure.
7.adjust temperature by press the heat botton.heat temperature 42-50 Level 1 is low temperature,level 2 is middle tempereture,level 3 is high temperature.
8.After using,long press the swich button for 3 seconds to turn off.

9.Cloth cover can be removed to clean.