Comes with one battery case (not include battery)
2 heat settings temp.-control.
1)220 grams polar fleece padding.
With super warm sherpa lined earflaps. With adjustable elastic chinstrap.
2) It is suitable for most outdoor activities in cold weather.
3) Has very high thermal efficiency.
Effective at promoting blood circulation
4) Product uses DC power supply; it is safe and there is no danger of electric shock
5) Uses ordinary AA batteries or rechargeable batteries. We recommend rechargeable.
Battery box has two LED temperature control for power saving.
6) Electric power can reach up to 3 hours.
7) Surface temperature in heat range: 35C-42C.