【Body Motion detection Sensor & Light Sensitive】 With built in motion sensor, the toilet bowl light will light up in the dark to show you the way when it detects movement and stay on for 2 minutes after last movement.The bowl light will turn off automatically when it detects light to save energy. No more blinding at midnight and a perfect accessory to decorate your bathroom. 【16 Colors, 2 Modes】 One Button Control to set your favorite color or let them rotate.Colors change seamlessly through every shade of color inside the toilet bowl every 15 seconds. 【 Lightweight & Portable Design】 Sturdy flexible arm can be installed in seconds onto any toilet. Splash Proof, Easy to clean, safe to use, and works well with any toilet seat makes it an ideal for any family be it for adults, teenagers or potty training the little one. 【 Easy & Safe To Use】 Powered by 3 * AAA batteries (not included) which can use for 3 months, the flexible and adjustable arm fits any rim of toilet bowls. Low voltage current makes it power-saving and safe to use. NOTE: Only LIGHT UP IN DARKNESS.