Roulette. Up to 20 items and ratios can be set. Items can be divided automatically. More randomness. Lottery results are displayed in color on the entire screen. This makes it easy to see the results and improves game play. The ratio can be entered to a decimal point, and the 100th percentile will be calculated automatically. Register the item name and ratio from the settings. The ratio can be a number including a decimal point. The ratio of each item will be calculated automatically. Leave unused items blank. When started, the roulette will rotate and stop at a random position after about 5 seconds.