1. Carbon fiber heating film, health warming.
2. Built-in thermostat, changeable 48 degree C and 39
3. Oval body & spherical mirror shell, comfortable handle
4. Plam size aluminium thermal pad, warm in your hand.
5. LED show charing and using.
6. Li-ion environment-friendly battery, charging over 500 times.
7. Visual color paster display changeable warming with differ colour