Hand Washing and teeth brushing timer:20 seconds wash and 2 minutes brush timer for kids. Battery operated by 3AAA batteries(not include) 2 Set led indicator light:green light is on--start to wash or brush,red light is on-- you finish 3 Button Kids timer: Brushing teeth, washing hands, reset, is an ideal timer for training kids Training good habits and games: It is very suitable to train good habits for kids, and can also be used as fun for kids to play Easy to install and carry: with hook and loop tape, suction cup, it is relatively small and can be carried by Children at any time when they go out Color: White Material: plastic Package Contents: 1 x timer for kids Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.