4 in 1 Electronic Shower Clock: The large LCD screen can display time, temperature C/F, humidity, 12/24 hour format, alarm and countdown. The waterproof digital clock can be used to manage the temperature and humidity of the baby's room, check the time during shower or makeup, set the timer alarm when cooking, etc., use- the according to your needs. Temperature and humidity alarm function: the temperature range is 0C to 50C to 122C. The hygrometer range is 20% to 99%. If the temperature and humidity exceed the preset When the upper limit is set, the backlight will display red and flash for an alarm. When the temperature and humidity exceed the preset lower limit, the backlight will display orange and an alarm will flash. Alarm clock countdown: built-in three touch control buttons, just select the mode countdown from 1 minute and 10 minutes. The countdown can be set from 1 to 99 minutes. After the countdown starts, the digital shower timer will display a circular dynamic time travel mode with color gradient, and when the countdown ends, it will flash and turn on the alarm function. The timer alarm is loud and clear, but not deafening. Four installation methods Use the clock stand to place it on the dresser, desk or shelf. Use the suction cup and traceless self-adhesive hook to attach to glass, windows, mirrors and tiled walls. Install it on the wall with a traceless nail. When using the suction cup, first moisten the suction cup and the wall, then avoid moving the timer. Splash proof: IP65 waterproof, the suction cup wall clock is perfect for use in the home. bathroom, shower and kitchen. Ideal as a timer above the bath, washbasin or kitchen sink or even in the shower to keep an eye on the time and save water. Avoid placing the digital timer directly in front of the strong water jet, as it has a high sensitive touch screen which may cause timer alert issues. USB DC Power Line Power Supply: When the DC power line is plugged in for power, the backlight will turn on for 8 seconds. If the backlight is still on, you can press and hold the [CLEAR] key for more than 2 seconds, then turn on the backlight state after Bi sound. If you need to close it, you can also press and hold the [CLEAR] key for more than 2 seconds. Note: The data is manual measurement, please allow error 1-12cm, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.