If you are worried about having to wear a lot of bulky clothes when winter comes, which will restrict your movement; troubled about what meaningful gifts should be given to your loved ones; or you're suffering discomfort due to the freezing weather...then please put on our latest lightweight rechargeable heated vest! Not only keep the body warm, without wearing many clothes, but also safe and efficient, heat up quickly, without radiation.Outer: 100% NylonLining: 100% polyester fiberWaterproof: YesWindproof: YesMachine washing: AcceptedPower: 5V 2A (suitable for most power bank in the market)Voltage: 110V- 220VTemperature Level: H(red)--45℃,M(white)--35℃,L(blue)--25℃Heating Panel: 9 pcsSuitable people: menApplicable season: winterFeatures: Lightweight, USB Charging, 3 Heating Levels, Washable, warm and comfortable, wind-proof and water-repellentPackaging included1* Heated Vest (no battery pack )