1. Rhythm game machine – The light buttons start white at the beginning of the game. Press the corresponding runway light when it reaches the last position to display the correct color. Pressing the wrong button will turn it red for 2 minutes. The device will automatically shut down if inactive. Note: Powered by 3 x 1.5V AAA batteries (not included). 2. Game instructions – Select a song key to start the game. There are 6 levels (6 background tracks), with difficulty increasing from Level 1, and the number of lights rising accordingly. Pressing correctly adds 1 point on the digital display and plays a hit sound. A wrong press deducts 1 point. The game ends when the background music stops. If the score exceeds the level's record, the challenge is successful. 3. Rhythm game machine – It is suitable for children, adults, and seniors. The 6 difficulty levels allow everyone to challenge themselves at their own pace, improving handeye coordination and reaction time while having fun. 4. 6 difficulty levels – The game features six progressively harder levels, keeping players engaged for longterm playability without boredom. As skills grow, so does the challenge, which is beneficial for skill development.