Main Features: Built-in 400 classic games Can be played on TV Rechargeable Lithium-ion battery and USB cable, 6 hours of continuous game play after full charge Small size and light weight, suitable for traveling Perfect gift for children, retro game lovers, collectors, etc. Specifications: Screen:3 Inch Languages: English, Chinese Games: 400 Battery type: rechargeable Lithium-ion battery Battery volume: 600 mAh Charging mode: USB Working time: 6 hours after full charges.