Unisex Electric Battery Powered Heated Insoles

Features: * Easy to cut to the size you need. * Applicable to various shoe types. * Make your foot more comfortable and warm. * Contains 2 straps that can be tied at the feet of the achilles tendon. * Battery compartment designed line PCB, contained three ICs for power. * Intelligent battery recycling and independent line control IC battery safety. * Battery box can be placed on the outside of the wearer's bag, easy to carry. Specification : Color: Black Material: Carbon Fiber Function: Foot Warmer Applicable Gender: Unisex Maximum Voltage: 4.5V Battery Box: 3X AA Batteries (Not included) Temperature: About 50 (at room temperature) Heating Range: Within 35 Shoe Line Insole Thickness: 5mm / 0.20'' (appr.) Insole Cable Length: 34cm / 13.39'' (appr.) Insole Overall Size: 30x10x0.5cm / 11.81''x3.94''x0.20'' (appr.) Battery Box Strap Size: 36x11cm / 14.17''x4.33'' (appr.) Suitable For Shoes Size (EUR): 35-45 Package Includes: 2 X Battery Box (battery not included) 2 X Straps Warm Tips: * Please use alkaline batteries or rechargeable batteries. * The old and the children need to be used under guardianship. * It is strictly Prohibited to do strenuous exercise when wearing the heated insoles to protect the heating chip. More Detail: