electric warm heating coat usb security intelligent thermostat electric coat constant temperature winter warm coat, Black

features: simple color and design, looks gentle and fashion. humanized heating part design, designed for the part of the back. no harmful radiation, safe and reliable, environmental protection and energy saving, soft and comfortable, stable performance. one-button heating, three-speed temperature control, intelligent heating, so that you don't feel cold all winter. specifications: material: polyester color: black, blue size: s, m, l, xl, 2xl, 3xl, 4xl size length bust shoulder sleev