English repair cart (mini remote control)1. Built-in soft pack lithium battery 3.7V 200mA in the body 2. The car is fully charged and the usage time is about 30 minutes 3. The distance from the remote control is about 20M 4. Bluetooth control distance is about 15 meters 5. Remote control contains: Button Electronic CR2032 Capacity: 240mA, voltage: 3V