Features:USB rechargeable: Supports fast charging using a USB cable.Give you lots of fun when traveling or on long journeys.High capacity 3500mAh battery: Built-in 3500mAh high capacity battery. Long standby time and long battery life. Supports up to 8 hours of playtime.Open sources: Open sources system, can add emulators and games with related format. It compatible with running 30+ mainstream simulators. You can download related format games.Retro Design: The hand-held gaming console is vintage design, it can bring you the memory of childhoods.TV streaming game console: Can connect to wireless joystick, connecty the device to TV and used as a gaming console.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurement3.Asian size is smaller than eu/us/uksize,please compare the detail sizes before purchasing. Description:Material: Plastic.Size:16.5*9.5*5cm.Bttery: 3500mAh.Power consumption: 5W.Working time: 8h.Charging time: 2h.WiFi: 2.4G/5G.Input: 5V/ 2A.Display screen: 3.5 Inch, 640 x 480.