1. Countdown function 2. Sound control bright screen energy saving mode 3. Mini World Cartoon Voice Ringtones 4. Two groups of alarm clock 5. Skin-friendly soft silicone Product function: countdown, 12/24 hour system, two groups of alarm clocks, snooze, 4 groups of ringtones Instructions for use: Charging indicator: the charging indicator flashes cyclically (charging), three bars are always on (full charge) Countdown button: 1. Short press the countdown button to enter the countdown, short press again to exit the countdown. 2. Long press the countdown button to enter the countdown duration setting. The time is in the interval of 1-60 minutes, which is controlled by the plus and minus keys. (Number +/one key: adjust time) Alarm setting key: Short press the alarm setting key to view the alarm clock, long press the alarm setting key to set the alarm. Time setting key: Short press the time setting key to view the date, long press the time setting key to set the 12/24 hour system mode and time. Alarm display mode: 1. Long-bright mode: external USB power supply, the display keeps bright. 2. Energy-saving mode: when there is no external power supply, it will enter energy-saving mode, the display will be off, tap the product to wake up the display, and the display will be off in 10 seconds (you need to tap the product or tap the desktop to generate vibration to wake up the screen display) Colour:brown Material:ABS+silicone Size:84 x 64 x 68mm Package Contents:1 x digital alarm clock, 1 x USB data cable Only the above package content, other products are not included. Note: Light shooting 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.