DAISHIN cold weather warm vest

[Features]
It warms your neck and back in about 20 seconds and warms your upper body.
The back of the neck and back use a fiber-like, supple micro carbon fiber heater, so you won't feel any discomfort when wearing it.
Since it is powered by a USB battery, it can be used in a variety of situations, regardless of where it is used.

[Use]
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【specification】
Color: Black
Size: S
Length (cm): 59
Chest circumference (cm): 98
Shoulder width (cm): 39

[Specification 2]
Temperature adjustment function/display method: 3-stage push-button type/3-color LED display (red, white, and blue)
Heat generation time: high temperature about 3 hours / medium temperature about 4.5 hours / low temperature about 6.5 hours
USB battery specifications: Input: DC5V1.5A Output: DC5V2.1A Lithium-ion battery: DC5V/3800mAh Full charge: 4 hours
AC adapter specifications: Input: AC100-240V50/60Hz20VA Output: DC5V1.5A

[Material/Finish]
A dress material: 100% of nylon
Lining: 100% nylon
Filling: 100% polyester
Both sides: 95% polyester, 5% polyurethane
Warming material: 100% carbon fiber

[Set contents/accessories]
USB battery, AC adapter

【caution】
Be sure to charge with the included AC adapter.
Do not charge, use, or store the battery in hot places such as under the hot sun.
Do not touch the battery or AC adapter with wet hands.