SMARTRO SC31 Projection Alarm Clock Digital Clock with Indoor Thermometer Hygrometer, USB Charger, Dual Alarm Clocks for Bedrooms, Travel, AC & Battery Operated

⏰TEMPORARY OR PERMANENT TIME PROJECTION: When the digital alarm clock is operated by AAA batteries (not included), by pressing the top button to turn on the backlit LCD screen and projection for a few seconds. When using the 5V power adapter, the backlit and projection will always light on. Simply press the snooze button to adjust the 3 brightness mode for backlit , light - medium - out. The USB socket can be used as a charger for mobile device. ⏰PROJECTION CLOCK: The time projection on ceiling or wall are easy to see throughout the room. The suggested distance of projection is 5 ~ 13 ft (1.5 ~4 m). Time projected in a soft red color, the projection can be reversed 90 degrees. It is very convenient to view and will not disturb your sleeping in bedroom. Ideal small alarm clock for kids. ⏰INDOOR ROOM THERMOMETER & HYGROMETER GAUGE: Equipped with professional grade sensors, the thermometer and humidity monitor for house provides most accurate measurements, displayed with indoor tempe