This shower clock is IP4 waterproof, making it perfect for use in the bathroom or shower (do not place in water). Bathroom wall clocks are splash and moisture , making them perfect for ensuring you don't have to take long showers and save water. EASY INSTALLATION: This clock features a suction cup design that can be firmly fixed to any smooth without drilling, making installation quick and easy. Perfect for bathrooms, kitchens, or any other room where a reliable timer is (1 x AA battery powered, not included) installation methods: The bathroom alarm clock has a built-in hole on the back to hang it . It has a suction cup and is mounted on a clean, dry, smooth . . BEING MADE SIMPLE: With this easy-to-read, always-on watch, you'll never have to worry about losing track of time while ready for the day or cooking a meal. It's your perfect time management companion so you're always .