Versatile Desk Companion: More than just an alarm clock, this device doubles as a hygrometer and thermometer. It displays time, day, temperature, and humidity on a single screen, making it a multifunctional addition to any room. Clear and Adjustable Display: The large 5.5 inch LED screen features ice blue digits that are easy to read from across the room. With four adjustable brightness levels, you can set the display to your preferred visibility, day or night. Flexible Power Options: Keep the display always on using the included USB power cable or opt for battery operation with three AAA batteries(no batteries,You need to prepare yourself) for power-saving mode. The display lights up with a button press and turns off after 10 seconds to conserve battery life. Customizable Alarm Settings: Choose from two alarms with three operational modes-5 days (workday mode), 6 days (Mon-Sat), or (daily mode). This flexibility helps you manage your schedule effectively, whether for work or personal commitments. Ideal for Various Environments: With its large, easy-to-read LED screen and light-up feature, this temperature and humidity monitor is perfect for bedrooms, greenhouses, basements, garages, nurseries, and offices. It supports both °F and °C temperature formats.