Heated Socks Unisex includes 2-Lithium Polymer Batteries

These Heated Socks Unisex will keep your feet warm and comfortable all day long in the field. Lithium Polymer 5V/2400mAh (built-in 3.7V/2400mAh) batteries (included) are carried comfortably in a zippered pocket for battery storage. Made of high-quality 25% merino wool, 7% , 8% , 57% acrylic, 2% rubber and 1% spandex. Special feature, control with your cell phone or control directly on the sock battery.

Sizing:

• L/XL = Men 9-12 or Women 10+
• S/M = Men 5-8 or Women 6.5-9.5

Features:

• One CSA or CETL charger + USB charging cable 
• Two super thin, light weight and curved design battery to better to fit the leg
• Battery 5V/2400mAh (built-in 3.7V/2400mAh, li-polymer cell)
• 4 to 6 hours battery charging time when empty
• One-year warranty on battery
• 4 level light indicator displaying battery level
• Anti-bacterial treatment
• Control with your cell phone or control directly on the sock battery
• The instruction manual is included on the APP

Includes:  

• 2 Lithium-polymer chargeable batteries
• 1 CSA or CETI charger
• 1 USB charging cable

• Dimensions (L × W × H/D): 17.78 cm  x 6.35cm  x 39.70 cm (7.00 in  x 2.50 in x 15.63 in)
• Weight: 0.77kg (1.70 lb)
• Colour - Black
• Model - 100705KBHTSM