These are heated gloves (also known as electric heated gloves or heater gloves) that operate on rechargeable batteries. They are designed to warm your hands in cold weather. Product Overview ◆ Function: Built-in heaters generate heat using electricity, warming the entire hand, including the fingertips. ◆ Power Source: Uses a dedicated battery (included) that is stored within the gloves. ◆ Applications: Ideal for cold weather protection during outdoor activities such as riding motorcycles or bicycles, skiing, winter mountain climbing, fishing, and snow removal. ◆ Specifications: Heating wires are placed on the back of the hand and fingertips to generate heat, warming your hands and fingertips from the cold. Temperature adjustment is also possible. Low Mode (approx. 40-45 degrees Celsius) Medium Mode (approx. 45-50 degrees Celsius) High Mode (approx. 50-55 degrees Celsius) Operating Time High Mode (Red) 3 hours Medium Mode (White) 4 hours Low Mode (Blue) 7 hours Thank you.