Key features

• •【 7.4V 2200MAH Rechargeable Li-ion Batteries】The heated socks includes a pair lithium-ion rechargeable batteries.the warm socks will last up to around 5-7 hours on the lowest setting , 3-4.5 hours on the medium setting and about 2 hours on the highest. If need to doing sports or work in outside very long time , suggest to buy extra batteries (sold separately).
• •【Heating Elements Covers Whole Toes】this battery socks upgraded to use far infrared heating elements Which can be stimulate your blood circulation .Great For arthritis foot and Chronically Cold Feet & Stiff Joints .Give you a warm winter
• •【3 Heat Settings Controller】This electric socks with three different heat settings , you can adjust it easily. Red LED color is High setting , White LED color is Medium setting ,Blue LED color is Low setting . Suggest adjust to high setting for first 20 min using , then change to Medium setting . So it can use longer time in outside.
• •【Soft Breathable Insulated Material】 This Heated socks made with 80% cotton , 12% polyester ,8% Elastane material. absorbent, breathable, quick-drying, elastic thickened, electric modules using. soft Padded reinforced heel & toe, and recessed heating element help focus heat in the toe to keep your feet from getting cold
• •【Good After Sale Service】if any doubt of our products , Just contact us freely , we would reply you within 24 hours . we will accept 100% money full refund .