OnLyee 4K WiFi Sports Action Camera Ultra HD Waterproof DV Camcorder 12MP 170 Degree Wide Angle 2 inch LCD Screen/2.4G Remote Control/Rechargeable Batteries (Black) Project time onto the wall or ceiling with adjustable projection angle and focus control.180-degree swivel projection guarantee that you need not view time from clock display, Project ultra-clear time onto your walls or ceiling when you wake up to easily read time in your full view. Dimmable LED Display:Annoying Bright Display can not fall asleep? This alarm clock is designed perfectly with 3 dimming levels,just dimmer display and watch projection time on ceiling at night. Digital tuning AM/FM radio with twenty channels preset memory, 10 AM stations and 10 FM stations.easily enter into your presetting radio frequency without manual search again. Not enough plug points? Charge your smartphone through this clock with built in USB charging port. Battery backup - insert 2*AAA batteries to ensure previous time setting in case AC power interrupted.which is not power for clock working without AC power.