Green LED display with 2 slots: Digital alarm clock with special curved LED screen, you can clearly see the time from multiple angles. The LED light automatically dims in night mode and lights up during the day. Mute function:The anti-loose compartment time is 5 minutes. In the alarm mode, press the ALARM button to set the alarm. Press the ALARM button 3 times to enter the sleep interval setting interface. 05 flashes. Press the UP or DOWN button to set the interval time to 5-60 minutes. Simple operation:The design of this watch is very simple. We only need to keep three function buttons and two snap switches to complete all operations. A digital clock, suitable as a children and teachers. Temperature display:In the time mode, press the mode twice to enter the temperature display mode. Press DOWN to switch the temperature display Celsius / Fahrenheit mode. Temperature range: -10 Celsius- 50 Celsius (14 Fahrenheit-122 Fahrenheit) Night mode setting (18: 00-06: 00) 5 function buttons (MODE, ALARM, SNZ / LIGHT, UP, DOWN) Timememory function (3 * AAA battery memory) Power consumption: 3 * AAA batteries (not included) USB charging cable (included) Basic operation:USB cable is on or charging, LED light is on to hear sound Battery switch, press SNZ / LIGHT button, LED light will be on for 16 seconds When the USB cable is plugged in, the LED is always on. Function button:Press the mode button switch to display: time-date-temperature-night mode on / off. Press the button to switch the lights in 2 levels. After work mode, press the ALARM key to activate / deactivate the alarm function Color:black Material:ABS Size:17 * 8cm Package Contents: 1*Alarm Clock 1 * usb data cable 1 * Instructions Only the above package content, other products are not included. Note: Light 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.