ANART&reg; Motion Activated Sensor Toilet Night Light, 8 color-cycle, Pee Happy! This ANART toilet night light is only sold by "Yi Guohua" which is the only authorized seller. Pls don't buy from other seller! Motion-Activated and Light Sensitive. The light activates when you enter and deactivates when you leave. No more stumbling around in the dark! No More Messy Cleanups! Makes POTTY Training FUN! The flexible arm allows it to be bent into any configuration creating a snug fit for any shaped bowl. You can also actually mount this unit anywhere you want. It is gimmicky and aesthetics. You can set your unit to any single color or color-rotate with the settings button on the device. 100% Satisfaction Gaurantee. If you ever experience any troubles with it, contact us for help or a free replacment. For life.