Daishin Warm Winter Vest WV-S20 1 piece

Catalog number: WV-S20 Features: ●Warms the neck and back in about 20 seconds, and warms the upper body. ●The back of the neck and back are made of flexible micro-carbon fiber heaters, so you won't feel uncomfortable when wearing it. ●It is powered by a USB battery, so it can be used anywhere and in a variety of situations. Specifications: ●Color: Black ●Size: S ●Length (cm): 59 ●Chest circumference (cm): 98 ●Shoulder width (cm): 39 ●Temperature adjustment function/Display method: Push button type with 3 levels/LED 3 color (red, white, blue) display ●Heating time: High temperature approximately 6 hours/Medium temperature approximately 8.5 hours/Low temperature approximately 12 hours ●USB battery specifications: Input: DC5V1.5A Output: DC5V2.1A Lithium-ion battery: DC5V/6200mAh Full charge: 7 hours ●AC adapter specifications: Input: AC100-240V50/60Hz20VA Output: DC5V1.5A Material/Finish: ●Outer material: 100% nylon ●Lining: 100% nylon ●Padding: 100% polyester ●Both sides: 95% polyester, 5% polyurethane ●Heating 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 high temperature locations such as under direct sunlight. ●Do not touch the battery or AC adapter with wet hands.