Description: Material: Memory game made of premium PP and electronic component material, smooth and no burrsMemory Training Dynamic Structure: After listening to the sequence of the demonstration, press the buttons in order, and the pressing will have a dynamic soundPortable: You can play the handheld electronic memory game with friends. The game's handheld design makes it easy to carry and can be played at any time, whether at home, on the road, or while waitingEducational Toy: Memory training game for children that enhances memory, patience and hand eye coordination and fine motor skillsInteraction Toy: Handheld classic brain toy is ideal gift for kids, boys girls or adults on birthday, holiday Specification: Usage:1. Start the game, press the memory button, and then start to enter the game2. According to the light and music prompt, press the corresponding button, each level adds a button, and every 5 level is an advanced level (the game over if the designated button is not pressed within 10 second) Size Chart: 5cmx5cmx1.5cm/1.97inchx1.97inchx0.59inch Package Includes: 1 Memory Training Game Note: 1. Color might be slightly different due to the color calibration of each individual monitors.2. Please allow slightly measuring deviation due to manual measurement.