Feature: 1. [Dual Display Mode] LED digital clock has two display modes, support 12H or 24H display, you can switch at will according to your preference, easy to operate. 2. [Intelligent Light Sensing] Night mode,18: 00 to 7: 00 LED light will be automatically dimmed. Normal mode, day time automatically brighten. Change with the surrounding environment. 3. [Large Display] This desktop electronic clock is designed with large LED screen display, large font, energy saving backlight, very easy to confirm the display time. 4. [Multi Function] The desktop electronic digital clock supports alarm clock and snooze function with temperature and humidity display to meet your daily use needs. 5. [Simple And Beautiful] LED electronic clock with curved screen design, beautiful and fashionable, simple appearance makes it very suitable for desks, bedrooms, living rooms, offices, etc. Specification: Item Type: LED Digital Clock Material: ABS Size: Approx. 16.5 x 7.3cm / 6.5 x 2.9in Battery Type: 3 x AAA Batteries (Shipped Without Batteries) Features: 1. LED time display 2. 12/24 hour conversion 3. Alarm clock, snooze function 4. Temperature display (℃, °F) 5. Temperature range: -10℃ -50℃, can be converted to degrees celsius and fahrenheit 6. Humidity range: 20%-95% 7. Automatic screen off function, 4.5v battery power, 15 seconds automatic screen off 8. Time and temperature switch display 9. Three levels of brightness adjustment 10. Five function buttons (MODE, ALARM, SNZ or LIGHT, UP, DOWN) 11. Night mode setting (18:00-07:00) 12. LED indicator will always be on when using USB cable . Package List: 1 x LED Digital Clock1 x Instruction Manual1 x Wire1 x Base Note: Manual measurement, please allow some errors.