Glovii heated clothing is a unique solution allowing you to maintain thermal comfort even on the coldest days of the year. Glovii products stand out, thanks to the use of heated carbon fibres, which have a positive effect on blood circulation by emitting infrared waves. Glovii clothing was designed with sportspeople in mind, especially those practising winter sports. It's also a perfect solution for bikers, construction workers, hunters, photographers and elderly persons.Features: The heating element is constructed from carbon fibres offering extraordinary reliability and durability as well as medical properties, thanks to infrared waves A safe and economic Li-Ion battery provides a long time of operation of the heating system A pocket for storing the battery offers you comfort of use every day The heating element is located on the chest and on the back, providing even heat distribution Jacket made of rain-proof nylon, insulated with synthetic feather Technical Specifications: Heating power: 10W Heated areas: shoulders, chest Heating time: 3h (44°C), 5h (39°C), 8h (34°C) Heating modes: HI (44°C), 4h (39°C), 6h (34°C) Battery: 5200mAh, 7.4V, 38.48Wh Charger: 8.4V, 1A Fabric: 100% nylon Lining: 100% polyester Weight without batteries: 800g Weight with batteries: 1000g Size: M & L Color: Black & Grey