Features: 1.LCD Colorful Screen: Large colorful screen display, clear and accurate. Dual Alarm, clock and calendar function, can display the month and date.Time display 12/24 hour format is optional. 2.Weather Forecast: PR sensing technology, outdoor sensors accurately collect data and quickly transmit to indoor receivers. Intelligently predicting weather changes. 3.Projection: The projection function supports simultaneous outdoor temperature and time projection. Switch to select sustainable projection or turn off projection. 4.Family Caring: The next 8 hours weather forecast function. Keep abreast of indoor temperature/humidity. Outdoor high and low temperature and frost point alarm function. Caring for you and your family. 5.Good Quality: Made of high quality materials with meticulous work. Low power consumption, high stability and accuracy.433.92MHz RF sensing frequency, stable signals. Descriptions: Made of premium material with fine workmanship. It is easy to use,to install and to operate. Specification: Name: LED Clock; Product size: 17*8*2.9cm; Sensing frequency: 433.92MHz RF; Indoor temperature range: -9.9 ° C ~ 50 ° C (15 ° F ~ 122 ° F); Outdoor temperature range: -20 ° C ~ +60 ° C (-4 ° F ~ 140 ° F); Humidity detection indoor/outdoor: 20% RH ~ 95% RH; Air pressure detection: 600hPa/mb~1100hPa/mb (17.72inHg～32.48inHg); Sensing range: 60 meters; Color: Black; Battery Type: 3*AAA Battery ( NOT INCLUDED ); Package Includes: 1 x Alarm Clock; 1 x Cable