3.7V 4500MAH Double-Layer Electric Heated Heating Socks Heated Instep ToeSocks Rechargable Battery Foot Warmer Boot St

nullSpecifciation:Color: BlackGender: UnisexMaterial: CottonBattery Voltage: 3.7V DCCharging Voltage: 5V DCBattery Type: Rechargeable lithium-ion battery (Included)Battery Power: 4500mAhWorking Time: 5 HoursCharging Time: 8-10 Hours(It is recommended to charge at night and use during the day.)Size: Free SizeHeating Areas: Instep, ToeFeatures:Knit dense, good texture.Double fabric design, soft skin-friendly and very warm.Rechargeable lithium-ion battery, large capacity.Safe and convenient, specially designed battery pocket.Application: Hiking,climbing in the cold district, and other outdoor activities.Note:1. Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.2. Due to the screen difference, the color may be a little different from what you expect, please allow it, thank you!Package included:1 Pair of Socks(With Battery Pocket)2 x Batteries2 x Charger