Product name: R40S Pro Retro Handheld Game Console Product color: white/gray/green/purple Memory: 256G Casing material: ABS Screen size: 3.5in Battery mAh: 3800 mAh Product features: 1. High-definition color screen, 3.5-inch fully laminated color screen, high resolution 640 x 480 pixels, clear picture quality, delicate and soft colors, which can effectively reduce eye pain and fatigue for long-term games 2. OTG adapter, through the adapter cable, you can output on the large screen synchronously: you can also connect the handle through the adapter cable to achieve two-player games 3. Upgrade L/R buttons, real spring four-plate L/R buttons on the back, combined with exquisite arc and grip craftsmanship design, better release fingers to achieve better game state 4. Double 30 joysticks, cross direction keys combined with double joystick design can choose the best buttons according to different games to enhance the gaming experience. 5. Ultra-long battery life, built-in 3800mAh polymer battery, removable to see the battery status more intuitively, the battery adopts two-way protection charging/discharging, which is safer, and a full charge can play for 8 hours Product gross weight: 350g Packing method: boxed Package includes: game console x 1 256G memory card x 1 data cable x 1 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.