Notes: 1. This product not include battery. 2. This product is 16 colors,It can cycle light, you can also fix one of the colors. 3. This productcannot light up when the environment is bright. Features: 1. Auto-sensing system: it will turn on when you close, auto off when you leave. 2. Avoid accidents for midnight convenience with soft light in the darkness. 3. Energy-saving and useful: it make your bathroom easy to access via the auto-sensing device, smart and considerate. 4. Sanitary design: easy to clean . 5. Simple to install, fits all toilet types. Specifications: Sensor type: Human Motion Sensor Size: 6.8x6.7x1.7cm Material: ABS Color: 16 Colors Powered by 3*AAA batteries (not included) Package Includes: 1 x Toilet Light ( battery not include) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store