Electric Built in Rechargeable Battery Heated Insoles with Bluetooth Smart APP Control

?Smartphone APP control?Bluetooth wireless control, can check the insole temperature and battery power at any time on the Mobile App, Free App installed in IOS and Android
?Safety lithium battery?1500mah 4.2V Built-in Li-Polymer Battery, a power adapter can charge 2 Insoles at the Same Time
?Temperature adjustable?The insole has a working time of 4-7 hours, and there are three temperature adjustable. Warming time is varies in different environment. You can adjust the temperature as needed to keep your feet warm in winter.
?Compatible with most shoes?Can be trimmed the size, and the heated insole thickness same with the sports insole, only 12mm, compatible most of the shoes, suitable for outdoor sports, chores,hunting, hiking,camping,fishing etc.


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