Hailicare Vớ làm nóng bằng điện USB có thể sạc lại 3 cấp độ làm nóng Quần legging trị liệu trượt tuyết Vớ có thể giặt được cho cắm trại thể thao mùa đông Vớ giữ ấm chân

 Description:  1. It can be machine-washed, adjusted to gentle washing, or hand-washed. Take out the battery before washing!  2. Super elasticity, double-layer thickening to keep warm, soft and skin-friendly;  3. Using innovative spiral heating, heating wire is inlaid in the sock layer, so that the sole of the foot can be heated;  4. The battery capacity is increased, and the battery life is longer;  5. Dual-hole USB line, one line is multi-purpose;  6. The high-end use time is about 4.5-5.5 hours, the temperature is 60-65 degrees; the mid-range is 6-7.5 hours, the temperature is 45-59 degrees; the low-end is 9-10 hours, the temperature is 39-44 degrees.  Specifications:  Size:  M: tube length about 30cm/11.81 in, sole length about 18cm/7.09 in, sole width about 8cm/3.15 in  L: Tube length about 33cm/12.99 in, sole length about 20cm/7.87 in, sole width about 9cm/3.54 in;  Packing size: about 20107.2cm/7.873.942.83 in  Weight:  M:about 451G L:about 463G  Material:  material: 51% viscose, 23% nylon, 26% polyester,  Inside material: 100% nylon  Battery capacity: 4000mAh  Charging voltage: 5V  Working current: 800mAh-1100mAh  Output voltage: 3.7V  Charging time: about 4.5-5 hours when fully charged (excluding ordinary mobile phone chargers)  Packing List:  11 Pair of Heated Socks  1USB Cable  1English Manual  2Battery