Feature:1. Multifunctional clock - it\u0027s more than just a clock. It can also detect temperature and humidity both indoor and outdoor, and display calendar, weather forecast and air pressure.2. RF function - it comes with 3 transmitters that allow it to detect 3 groups of outdoor temperature and humidity data within 100-meter distance.3. Alarm clock and snooze - supports alarm clock setting and snooze function with the snooze time programmable from 5 to 120 mins, practical and useful.4. Large backlit display - equipped with high-definition color display with backlight with the brightness adjustable among three levels.5. Alarm limit for temperature \u0026 humidity - supports upper and lower alarm limits setting for temperature \u0026 humidity, and when the data out of that limit, the alarm sign will flash and it beeps five times per minute.Specification:This digital clock can detect indoor temperature&humidity as well as three outdoor areas within 100 meters. It is a multifunctional clock that supports display of time and calendar, alarm clock and snooze function, and can also work as a meteorological station that shows weather forecast and measures air pressure. Features:Multifunctional clock - it's more than just a clock. It can also detect temperature and humidity both indoor and outdoor, and display calendar, weather forecast and air pressure.RF function - it comes with 3 transmitters that allow it to detect 3 groups of outdoor temperature and humidity data within 100-meter distance.Alarm clock and snooze - supports alarm clock setting and snooze function with the snooze time programmable from 5 to 120 mins, practical and useful.Large backlit display - equipped with high-definition color display with backlight with the brightness adjustable among three levels.Alarm limit for temperature & humidity - supports upper and lower alarm limits setting for temperature & humidity, and when the data out of that limit, the alarm sign will flash and it beeps five times per minute.Specifications:Material: ABSColor: BlackPower supply(Clock): 3*AAA batteries(Not included)/ AC 5V Power supply(Emitter): 2*AA batteries(Not included)Function: Time / Calendar / Temperature / Humidity / Alarm / Snooze / Backlight / RF / Air pressure / Weather forecastIndoor temperature range: -10℃~50℃(14℉~122℉)Outdoor temperature range: -40℃~70℃(-40℉~158℉)Air pressure range: 23.62InHg~32.48InHg(800hPa~1100hPa)Humidity range: 10%~99%Item Size: 135*24*210mm / 5.31*0.94*8.26inItem Weight: 336g / 11.85ozPackage Weight: 634g / 22.36ozPackage Size: 22 * 8 * 14.5cm / 8.66 * 3.14 * 5.7inPacking List:1 * Clock3 * Emitters1 * USB cord1 * User Manual (English)Package List:1 * Clock3 * Emitters1 * USB cord1 * User Manual (English)