Using very comfortable & soft material Rolling forward & backward 4 balls with heat when rolling forward No heat when rolling

Using very comfortable & soft material

Rolling forward & backward

4 balls with heat when rolling forward

No heat when rolling backward

15 minutes rated working time

DC12V switching power using at home or office, cigarette lighter using in car

Color Box Measurement: 37x37x11.5CM

Rated Voltage:  DC 12V

Rated Power: 24W

Rated working time: 15 mins

Massage Pillow