All vests do not include power banks or batteries!!!
Material: cotton + polyester fiber
Features: intelligent three-speed temperature control adjustable
Package List:1*Heating Vest(not include power bank)
(1).Take out the USB plug.
(2). Access to the mobile charging power source.
(3).Press and hold the chest temperature control output switch for 3 seconds.
(4). Long press the chest temperature control switch for 3 seconds, start to warm up and then adjust to the medium temperature heat when you need to always connect the mobile power.
(5). Manual adjustment to the third gear, warm temperature of 45 degrees Celsius, comfortable gear temperature of 35 degrees Celsius, energy-saving gear temperature of 25 degrees Celsius.
(6). Press and hold the chest temperature control switch for 3 seconds, and turn off the light to stop heating.
How to Clean the Heating Vests：
Machine wash & hand wash are available. Do not wring or twists. Unplug the powers before washing and make sure it is dried before heating.