Multifunctional wall clock with temperature, humidity, time, date, week display 10 inch LED wall clock 24 or 12 hour alarm display Modern design wall clock with automatic light-sensing and manual brightness adjustment. LED multi-function mirror light with positive timing and countdown timing functions Remote control This silent core clock will not disturb you while you are working, studying or sleeping. Suitable for bedroom, living room, study, office, etc. This wall clock needs to be plugged in and used with a USB cable or it doesn't work. Plus the battery will have a memory function, even if a sudden power failure is not afraid of the time reset. Name: LED Simple Alarm Clock Power supply: USB plug in+3xAAA batteries(memory function) Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:black+green Material:ABS Package Contents: 1 x Clock(not included batteries) 1 x USB cable 1 x Remote controls Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.