Heated Socks for Men Women, 5000mAh APP Control Battery Heated Socks Rechargeable Washable, Electric Socks Foot Warmer for Hiking Biking Camping Skiing Hunting Outdoor Work, Heating Socks (Gray)

【1】Solving steps for failed to control temperature of APP · (A) Check if the battery is fully charged. · (B) Check if the socks are connected to the batteries. · Successfully, or Long press to switch on & off normally, or if the red gear light can be switched. · (C) Elimination method, to test if there is a problem with socks or batteries, pls exchange each sock for reconnection. · (D) Check if bluetooth and location are open. · (E) Check if there are only two socks in scope of 10 meters and the batteries are connected. If there are more than one pair of socks, pls connect them one by one. · (F) Check if power on or if there is a wrong operation of APP, or if selected about the sock button. · (G) If tried several times but still failed to connect to the APP, pls exit the APP, clear the APP and mobile phone cache. Then binding again. 【2】How long does it take to fully charge? · The batteries must be charged with an adapter > 5V/2A. Single battery, the charging time is 5-6 hours. If the adapter