❄3 Levels Adjustable Temperature: High( red) [ heat 3- 3.5h], Medium( orange)[ heat 4-4.5h] & Low( green)[ heat 6-6.5h]. Warm Reminder: Long high temperature heating will hurt your feet, please turn down the heating temperature gradually in the heating process.

❄Soft Material: Unisex electric heated socks made of premium cotton& spandex.( Heated Area: Sole instep) Special Notice: This kind of heated socks can not machine washable.Please do remember take out the battery(or battery cable) before hand wash.

❄Wide Application: Fit for US Unisex Shoes Size 6-10. Perfect for a variety of indoor outdoor events like hunting, hiking, riding, fishing, cycling, driving, running, camping,skiing, climbing, walking, etc.

❄2200mAh Rechargeable Batteries: Soft heated socks equipped with 2 rechargeable batteries keep you warm all day (especially for chronically cold feet). Help those who have raynauds syndrome or chronic circulation issues, improve blood circulation and reduce soreness.

❄Package included: (1) pair of socks (2) 3.7V Li-ion rechargeable batteries (3) AC charger (4) instruction. We provide one year warranty for this battery heated socks and if you have any problems , please feel free to contact us.