EM3539E Projection Alarm Clock, WWVB Atomic Projector Clock for

• Temperature & Time Projection Clock with Light Sensor: Uzoli projection clock features a light sensor that automatically open and close the brightness of backlight and projection when the function is on. The projection clearly project the time and indoor outdoor temperature on the wall or ceiling in a soft red tone at a distance of 4.92 to 8.2 feet (best at 6.56 feet). The projector's swivel range of 180° providing you with the flexibility to adjust the projection angle for optimal viewing
• WWVB Atomic Clock Projector: The atomic projection clock can search and receive the America WWVB signal to calibrate the time every day automatically or manually, also the projector clock supports the setting of Daylight Saving Time (DST). To ensure the accuracy of the result, please choose the correct time zone for the projection alarm clock according to your location (The backlight will turn off automatically during RCC reception.)
• Projection Ceiling Clock with Clear Display: This projector alarm clock is designed to keep data visible even with the screen backlight off, ensuring no nighttime glare. The 4.8 inches display lets you easy view accurate weather data from wide angles, showing indoor outdoor temp and humidity (with max/min records), time, comfort level, 8 - hour weather forecast, pressure, and etc. You can adjust the display brightness either automatically or manually among four levels: bright, dim, dark, off
• Indoor Outdoor Thermometer Hygrometer: The digital projection alarm clock can receive up to 3 remote sensors (only 1 sensor is included, search ASIN: B0BBGDDNK8 to get more if needed), which means you can simultaneously monitor 4 indoor / outdoor places within 197ft/60m without obstacles, such as balcony, backyard, living room, kids’ room, garden, office, storage cellar, etc., let you easily track real-time temperature and humidity data in different areas of your home or workspace
• Battery Backup & USB Port: The projection clock comes with a battery to save settings and keep time running when it is disconnected from the power adapter. Please note that an adapter must be connected to operate the projection clock. Additionally, the station has a USB charging port so you can charge external devices when the projection alarm clock for bedroom is occupying the bedside socket
• Note 1: Please read the product details carefully before ordering, after receiving the goods, please read the user manual carefully. Please feel free to contact us first when you encounter any problems
• Note 2: To ensure the accuracy of the readings, please keep the base station and the sensor together for 48 hours when first turned on so that the indoor outdoor thermo-hygrometer can adapt to local conditions

Product description Measurement Specifications Temperature Range indoor temperature: 15°F to 122°F, outdoor temperature: -40°F to 158 °F Indoor Outdoor Humidity Range 20%RH~95%RH Outdoor Transmitter Interval 433.92MHz RF transmitting frequency Transmission Range 197ft/60m in an open area Time Format 12 hour or 24 hour Temperature Unit °F or °C NOTE 1 In RCC mode (WWVB Atomic Time), the clock automatically enters to the calibration mode from 0:00 to 4:00 every day, turning off the backlight and projection as well as buttons' function, until calibration is completed within 7 minutes. NOTE 2 In RCC calibration mode, only the touch button and the “-” button can be used. Touch the top button to light up the display, and press the “-” button once to manually exit the calibration mode. NOTE 3 If you don't want the projection and backlight to be off, you can turn RCC off in setup mode and set the time and date manually.