Projection Alarm Clock With Date LED Digital Clock Features new and Project time: Project time onto your walls or ceiling so that the time will be in full view.It is very clear to view but it will not disturb you when sleeping. The suggested distance of projection on ceiling or wall is 3.3 ~ 9.8 ft (1 ~ 5 m) Rotatable: 180 degree swivel projection allows that you do not need to roll over to view the time again Date, alarm, time display: Automatically displays the correct time/date and you could restores alarm settings power loss Snooze function: Set separate alarms for different purposes. Press the button if you want to sleep for extra five minutes Usb line: We can match a usb interface line so that the alarm clock can be used without batteries (need to be purchased separately) Colorful display: Interesting color for the backlight Temperature and humidity display: It will display the max and min temperature and humidity record Large display screen: With ultra-large display screen, which is easy to read especially for kids and the elder people Noted Product does not come with power Battery will consume more power, use 2 AAA batteriesnot included With battery, the projection time and the screen will disappear automatically for a few secondsPress the again for a few seconds and then disappear 5V converter is required for power supply, the product itself is not included With power, the screen and projection will be on and cannot be turned off The battery and power cannot be used at the same time, otherwise the alarm will be damaged It is recommended not to use the battery (alkaline battery)Rechargeable Battery Specification Color: black, white Material: ABS Display: LED Projection distance: 1-5M angle: 180 LED backlight: support Humidity display: 20%RH to 99%RH Temperature display: 0 to 50/32 to 122 Date display: support Battery: 2xAAA battery (not included) Package Include 1xprojection alarm clock 1xUsb Line