??〖Usb Power Supply〗Powered by Any 5V /2.1A Portable Charger(Safe Low Voltage),Usb Plug Compatible with Most Portable Chargers on the Market.Design with the Latest Carbon Fiber and 9 Integrated Tpu Thermal Pads.(Note:Portable Charger Battery Must Be Purchased Separately) ??〖The Gift〗Made of a Soft and Skin-Friendly Material That Ensures a Soft and Comfortable Touch Feeling,Heated Vest is a Good the Elderly,Families,Lovers or Friends.Perfect Gift Option for Christmas,New Years and Other Festivals