Specifications: 1. Visual time manager (double display), hour, minute and second display countdown, positive timing, two sets of alarm clocks and temperature display2. Knob design, simple, not simple3. Visualization, countdown, positive timing function, 60 minutes/60 seconds4. alarm clock setting, one day can set two groups5. Cold and warm self-knowledge, real-time ambient temperature detectionDescription: Product name: 2023 new countdown alarm clockProduct size: 18.7 x 4 x 9cmStyle: A- lightColor: BlackMaterial: ABSPackage Contents:1 x led digital clock1 x usb cableOnly 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.