... Li-polymer battery. 4. Conveniently,Surface button can adjust temperature directly 5. Warm and comfortable 6. Easy to use ... Fast heating ,within 30 seconds to reach the maximum temperature 8. Unisex 9. Resiliently, waterproof,windproof, breathable 10. Lightweight and ... coat . Resilient,Windproof,waterproof, breathable.6. Insulation film. Temperature will not scatter7. instruction book8. Package box