Battery-powered heating caps Protect yourself from the winter cold with these heating headphones. These headphones are equipped with a modern heater that allows you to warm the ears, the battery compartment can be easily stored in the jacket or bag thanks to the cable. Power supply: 3 AA batteries  Features EAN 8711252542751 Dimensions 55x100x100mm Weight about 0,250 KG  Polyester material 3xAA battery powered Available in 2 colors, white / black