Product parameters：

Name: Graphene hand Warmer
Heat: Graphene heats up
Heating time: 3
Power input: 5V 2A
Rated power: 10W
Product size: about 300x190mm
Fabric: Crystal super soft
Three-gear temperature control:
Low temperature range: 37℃
Medium temperature: 45℃
High temperature range: 55℃

Packing list:
1pcs USB data cable
1pcs Hand warmer

Note: Power Bank (suitable for 2500 mah) needs to be purchased separately!!

Product features:

1. Silicone button, long press three seconds, on/off;
2. Storage with zipper, for warm endurance;
3. Crystal super soft fabric, skin-friendly, soft and comfortable;
4.USB interface: Hidden power supply does not fall, waterproof design, washing is not bad.