Three Steps to Use Vest:
First, please use this heating vest with portable charger, it is compatible with any 5 V 2.1 A power bank (NOTE: NO POWER BANK INCLUDED, CUSTOMERS NEED TO PURCHASE SEPARATELY)

Second, this vest will work normally when it is connected to the power supply, and the red light, white light, blue light goes out after 0.5 seconds without pressing the switch.

Third, it will start to power on after long press the switch of vest for 3 seconds, then that will happen:

1.This product is fully heated when the light turns red in breathing pattern(It is not always bright, it is shown as flickering).

2.This product will be automatically transferred to 70% heating if you do not press the switch, and the light will turn white after 5 minutes.

3.Once pressing the switch, it will be transferred to 45% heating, and the light turns blue.

4.Long press the button for 3 seconds to turn it on/off, short press the button to switch temperature mode.

Washing Instructions

1. Remove the power bank

2. The USB port is insulated and waterproof design, it is recommend to wash with silicone protective cover

3. Do not wring it vigorously.To extend the life of the heated vest, we recommend washing it by hand or in a net bag and then in a washing machine.

4. Line dry and low temperature ironing

5. Do not tumble dry but hang the vest after washing

6.Do not be exposed to the sun, firing or iron the vest to avoid damage the insulator of heating conductor

Matters Need Attention

1. Power bank connecting plugs and chargers should be avoided contacting with water during operation, it should be used in completely dry condition
2. Prohibit the use of products while sleeping.
3. NOT use for people with pacemakers
4. Please do NOT disassemble, modify the heating film and control circuit to prevent man-made damage to hot components