Features:

- After booting, flip on either side, all four blocks in the middle light up, flip to select, slide confirmation mode to enter the game

- Improve memory and develop a good helper for brain power

- Four customs clearance modes, each mode contains dozens of levels

- The game is switched freely, and the squares are rotated according to the light prompts to match the display colors

- To provide you with quality service, we look forward to your visit