Feature :Support 10 minutes snooze function and 5 alarm sounds can be chosen.Large LCD screen with blue back-light to show the time and temperaturePowered by 3 x AAA carbon-zinc batteries (batteries not included). It can be also powered by DC 5V through 3.5 mm port (cable is not included).xe2x9cx94 How to set snooze?Slide TALKING key to ON position, when the alarm is ringing, press Light/Snooze key on the top to stop the alarm temporarily, the alarm logo on the LCD screen will flash and the snooze function starts automatically. The snooze interval time is 10 minutes and the alarm will ring for 6 times at most.When the alarm is ringing, press other keys (except Light/Snooze key) or no operation cannot start the snooze function.xe2x9cx94 Specification :Package Included : 1 x LED PROJECTOR CLOCK.Material : Plastic.Color : Multi (Color Will Be Send As Per Stock Available).