Product name: LCD projection electronic clock Product model: DS-3618LP Size: 18.5*9.5*4.2CM Material: ABS Product net weight: 148.4G Battery: 2pcs AA battery(not included) Functions: clock function, period function, alarm function, temperature function, automatic half-bright function, LCD projection clock function Specifications: 1) Four-speed brightness adjustment: lightly press the top button to adjust the brightness 2) Automatic adjustment of the brightness and eye protection function: turn on the automatic half-bright mode, and the brightness will automatically dim from 18:00-5:59 every day, but it is only an automatic variable interval. 3) LED time projection: the projection is clear and the projection angle can be adjusted; press the projection key to turn on or off; 4) Snooze function: press the button after ringing, it will ring again after 5 minutes; Package Included: Alarm clock*1 Charging cable*1 Manual *1