* Press down "time" key to switch between different time functions.
* Press and hold "date" key to switch to data display mode.
* When setting the Alarn Clock, press "1" key to switch to "alarm 1" mode, then press "set" key to set desire alarm time, at this time "hour" display will flash.
* Press ON/OFF key to switch on/off between different Alarn Clock modes.
* Once Alarn Clock/Thermometer device had been switched on, local temperature will automatically be detected by the device and displayed on the LED Backlight screen. The maximum range of temperature are from 0-50 C, the Thermometer will measure the local temperature once every minute.
* Weight: 251g