Product Description: This retro video game case is designed for compatible with Samsung galaxy series phones, it updates with color display and built in 36 classic games, you don't need to down load from the internet, and it will be a good relax way when you are in travel, waiting or after work and school.It will bring a lot of fun for people at any age. Important Notice: 1. the button "A"and "B" is inverse compared with the original game box. 2.the game console case will "Play a Demo" if there is no any operation when you choose a game, you just need to press the reset button and re-choose the game, then quick press the "S/P" button. 3.there is a transparent film on the screen of the game case, sometimes it may look "scratched" at receiving the package, you just need to take it off. 4.please full charge the gaming case before first use. 5. The indicator of the game case will turn red when it is fully charged. 6. there is a micro usb cable in the package for the case to charge If you have any question, please kindly contact us. Compatible with Samsung Galaxy S10 (6.1inch) Built in 36 classic games, no need to download, turn on and play at any time and anywhere The game phone case is designed with color display, increase the playing experience The gaming case has an independent Li-battery,and it's rechargeable, no need to worry about your phone's battery. You can enjoy playing games even when your phone's out of battery The retro handheld game box design attracts both kids and adults, bring back the 80s childhood memory, nice looking and funny playing.