The design is simple and elegant, full LED mirror screen, high-end atmosphere, the appearance adopts pattern technology, and the hand feels comfortable. It is suitable for bedroom, living room, study, and outdoor use (the customer can install 4 x AAA batteries and can take it outdoors). It can be well integrated into various use environments and is not obtrusive.42 high-quality LED lamp beads can be adjusted to 6 levels of brightness, which can be adjusted to the best brightness in different use environments.Support 12 hours 24 hours one-key switch. Contact the alarm clock snooze function (after the alarm rings, you only need to swipe your finger the top of the alarm clock to snooze for 5 minutes. Long press the alarm key to turn off the alarm, and you need to restart it. Long press the alarm key. )Support fast charge, two USB charging ports, output point is 5v 2 press can quickly charge two devices at the same time. (When using a battery, you can only supply power to the alarm clock, fast charging is not supported, and the shipment does not include a battery) supply working mode: 4XAAA battery or external 5V power supply (no power supply, only wiring) (the battery can be used for business trips, and the power is plugged in ). In the state of external power supply, the 3A battery is dormant and does not supply power to the alarm clock . 8,65-100dB buzzer alarms, suitable for sleeping people and people with hard of hearing.Name: LED digital alarm clockScreen size: 5 inchesPower input voltage: 5V 2AUSB output: 5V 2AAlarm duration: 5 minutesSnooze time: 5 minutesType:Green fontcolour:WhiteMaterial:ABSsize:12.8 x 6.6 x 3.5MMPackage Contents:1 x LED digital alarm clock1 x USB cable1 x English manualOnly the above package content, other products are not included.Note: Light 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.