[product size] 14.2*6.5*1.8cm[screen size] 4.2*3cm[introduction] ON/OFF key: the power to open the key. RESET key: reset button to return to the initial state of the game. MUTE key: Volume switch. S/P key: start / pause key. ROTATE key: standby state select A-Z game show. LEVEL key: I choose difficulty level 1-10 standby. SPEED key: 1-10 game speed standby. The up arrow down arrow keys: choose the game standby standby state: select the game backlight switch introduced in the side tanks B pinball game: A C bee D E F racing car obstacle pinball G shooting shooting I H fill snake J K~~Z K 1 Frogger Tetris is the most classic of the Russian box game A Tucker up / down war vs. control ROTATE bullet pong B vs. ROTATE speed to control the direction of the ball movement speed C bee vs. ROTATE D to control the direction of bullets vs. obstacles Pinball control the direction of ROTATE to accelerate the ball movement speed racer E vs. ROTATE racing to control the direction of the acceleration of F vs. ROTATE to control the direction of the acceleration of G shooting vs. control direction ROTATE H fills the shooting bullets vs. control ROTATE bullets I snake vs. up / down control the direction of ROTATE accelerated J frog too River vs. control direction ROTATE jump K~Z Tetris vs. ROTATE deformation control direction