Brand Digoo Model DG-TL250 Colorful Mini Toliet LED Light SIze 76mm x 19mm x 113mm Sense Distance Max to 2 meters as it will light up automatically when you passed  LED Light  Rainbow Color Changing & Favority Color Stay Fixed Futute Bulid-in Motion Detection System One Press Button Changing Color for convenient Using Light Type Real Well-made LED Light Source  Installation ① Install 3 x AAA Batteries  ② Bend over the rob cable and put it beside the toilet ③ Press the button and set the color you like  ④ finished and enjoy your toilet time ~ Voltage DC 4.5V Power Sourced 3 x AAA Batteries as required