WHY CHOOSE OUR ALARM CLOCK? This Kids Clock is an all-in-one children's sleep device designed to help your child to sleep through the night! By using colors and facial expressions, it teaches your child when it's time for bed and time to wake up. The innovative functions such as sleep trainer, alarm clock, sleep sound machine, night lights, indoor thermometer and nap/countdown timer altogether will help regulate your child's sleep pattern and save you the parents from sleepless nights! If your kids have such a lovely multifuction clock, there will be no longer any fear in dark night, any anxiety of being late for school. Feature: Sleep Trainer: Wisoee kids clocks teaches your kid when to go to sleep and when to wake up! Thermometer: Monitor the room temperatur! Night light: There are 5 color lights for you to choose your style and mood. 4 adjustable levels of brightness: 4 adjustable levels of brightness help to protect your eyes. Sleep Sounds Machine: Choose between 3 different sleep sounds! Sounds: Birds chirping, waves, piano. Nap Timer: Set a timer to wake up your kid from a nap with light or sound! Child Lock: Child safety lock prevent alarm clock setting getting changed by kids naughty tricks. Battery: CR2032 (preserves memory settings ONLY - CARLA must be plugged in for functionality) Recommended Age: 0+ for night light/sleep sounds; 3+ for all functions 5 Color Changeable Night Light: Fabulous back lighting is soft and pleasant to your eyes and makes the clock a good night lamp beside your bed. LED DISPLAY WITH 4- BRIGHTNESS SETTINGS: The LED display of the alarm clock comes in 4 different levels of brightness settings to accommodate your child's preferences and needs. During the day time, you can adjust the display brighter and dimmer when your child is asleep.