Specifications: Name: Curved Screen LED Digital Clock Material: ABS Size: 17x8x3cm(6.7x3.1x1.2in) Power Source: DC 5V 1A External Network Button: MODE, ALARM, SNZ/ LIGHT, UP and DOWN Year Range: 2000-2099 Year Temperature Range: -10C-50C/14F-122F Night Time Range: 18:00 to 06:00(Fixed) Alarm: 1 Group Ringing Volume: Fixed and Loud Ringing Time: Up to 1 Minute Duplicate Alarm Mode: Mon to Fri, Mon to Sat and Mon to SunOption Snooze Time Range: 0-60 Minutes(Adjustable) Brightness: 3 LevelsOption Package List: Clock 1pc, 1m USB 1pc, Instruction Manual 1pc Functions: 1. Display Time Display time via 12 or 24 HR format. 2. Display Date: Display date via MM-DD format, and no year display. 3. Display Temperature Display temperature via celsius/fahrenheit, tells you what you need to dress. 4. Night Mode LED lights automatically dim from 18:00 to 06:00, without disturbing sleep and convenient to check the time at night. 5. Alarm Function The classic ringtone from slow to fast reminds one minute, no operation or press other keys except SNZ/NIGHT to turn off the alarm. 6. Snooze Function Ring again after snooze interval, interval time can adjust within 0- 60 minutes(0 means turn off the snooze function), give you a comfortable buffer time. 7. Duplicate Alarm Mode Set 1 group alarm, three duplicate modes to choose(Mon to Fri, Mon to Sat and Mon to Sun), saving setting time. 8. Adjustable Brightness Press UP key to let the scree into dim or bright, long press SNZ/Night key at time display mode to turn off the screen. 9. Memory Function When putting 3*AAA batteries, the clock can memory your settings, avoid resetting the clock after power failure. Features: 1. Removable Base Two installation methods, forward or backward, whatever you want. 2. Protective Film Avoid scratching the screen during transportation, and gently tear it apart before use. 3. Mirror Screen It can radiate things around and add a sense of space. 4.Curve Screen The curved screen can give you a vertical and isometric visual experience, you can clearly see the time from multiple angles. Notice: When only use the batteries as a power, the screen only lights 16s, you need press SNZ / LIGHT button to light the screen again. If you need the clock always light when only use batteries, please do not buy this clock. When only use USB cable as a power, the screen can always light but your setting can not be save when power is off. So we suggest using batteries and USB cable at the same time. Type ZYDC1022A and ZYDC1022B Alarm Clock Specifications: Name: Stereo LED Screen Alarm Clock Material: ABS Type ZYDC1022A Size: 14x5.5x3.6cm Type ZYDC1022B Size: 8.1x8.1 x3.6cm Power: Main power is USB cable(included), the secondary power is 3 AAA 1.5V batteries (not included) Button: MODE, ALARM, SNZ / LIGHT, UP, DOWN Functions: 1. Time display: can display time via 12-hour clock or 24-hour clock and can display date via month, day and year(2000-2099 year) 2. Temperature display: can display the temperature via Celsius(0C-50C)or Fahrenheit(33.8F-122F). 3. Alarm clock with snooze function: the default snooze time is 5 minute, and you can adjust it between 5 and 60 minutes. 4. Night model design: the LED light automatically dims in night(18:00-06:00) and lights up during the day. 5. Data memory function: when only use 3 AAA batteries as a power, the clock can memory your setting but the screen only lights 5s, you need press SNZ / LIGHT button to light the screen again. When only use USB cable as a power, the screen can always light but your setting can not be save when power is off. So we suggest using batteries and USB cable at the same time. Package: 1Pcs Alarm Clock 1Pcs USB Cable 1Pcs English Manual