Specifications: 1. Visual time manager (double display), hour, minute and second display countdown, positive timing, two sets of alarm clocks and temperature display 2. Knob design, simple, not simple 3. Visualization, countdown, positive timing function, 60 minutes/60 seconds 4. alarm clock setting, one day can set two groups 5. Cold and warm self-knowledge, real-time ambient temperature detection Product name: 2023 new countdown alarm clock Product size: 18.7 x 4 x 9cm Style: A- light Color: Black Material: ABS Package Contents: 1 x led digital clock 1 x usb cable Only 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.