Product information:    

Material: Neoprene
Whether self-heating: yes
Applicable scenarios: Health care protective gear
Color: black U.S. regulations, black U.S. regulations, gray U.S. regulations
Specifications: strap length 103cm width 9cm
Applicable parts: hands and legs
Heating method: electric heating

Battery specification: 7.4V, 2200mAh
Battery model: 2 sections 18650
Charging time: 2-3 hours
Use time: 2-3 hours
How to turn on the battery: long press for 10 seconds; turn on time: 10 seconds
Power indicator: heating status: red light <high temperature>, blue light <medium temperature>, green light <low temperature>
Charger cord length: 150cm; power cord length: 150cm; strap length: 103cm; strap width: 9cm

Packing list: 

belt*1 charger*1 power bank*1 usb cable*1 manual *1

Size Information: 

Strap length 103cm width 9cm