Project the radio controlled time on the ceiling or wall with 180-degree large adjustbale view. Display weather, calendar, time,temperature, humidity and alarm and snooze. Two time modes available - Time can be displayed in 12 or 24 hours format and temperature can be displayed in Celsius or Fahrenheit. Projection distance up to 5 meters, font height up to 60cm, there is a focus knob on the projector to focus the numbers,it is big and clear to see.
1. If the projection alarm works by AAA alkaline battery,design for saving power,the projection and screen will automatically disappear for a few seconds, and then click on the "LIGHT" button at the top when you want to see the time.
2. If works by transformer,the projection and alarm screen are always on, and you don't need to press it to see the time.
3. The battery and the power supply cannot be used at the same time,otherwise the clock will be damage.
4. Compared with a professional thermometer and humidity tools, there is a little acceptable error.Please see the professional temp and humidity tools (ASIN B072JB3W5N) if you need the accurate measurement
5. Powered by 2 pieces AAA alkaline batteries (not included)