Heated cotton socks Alpenheat AJ26

AJ26 COTTON Heated Socks The heated socks of ALPENHEAT offer great comfort and warm feet. The heating element is located under the fingers and works with a small battery. The socks are available in 4 sizes. The heating time is 10 hours.
Advantages :
Soft and breathable fabric
Heating time: 5 - 10 hours
Heating area (carbon) under foot
Heated sock (80% cotton, 10% spandex, 10% elastic)
Features : High-performance Li-Ion rechargeable battery 3.7V / 2.6Ah / 9.6 Wh
Battery pack: lightweight (59g) and compact (32 x 70 x 20mm)
3 heating levels
Charger: 100 - 240 V, 50 - 60 Hz
Charge time: 6 hours
Output voltage: 4.2V / 1200mAh
Size: XL (45-48)