MULTI-FUNCTION INSTRUMENT: It can measure temperature and humidity, display time, date, week, and has alarm clock function. Clock/alarm clock/snooze function, temperature C/F switching, 12/24 hour switching, year-month-day display and other functions.SIMPLE APPEARANCE: With wall hanging holes and back support, it can be placed on the table or hung on the wall. The square design and back support allow the multi-function instrument to stand firmly on the desktop and use it completely without pressure.OVERRUN ALARM: with temperature and humidity overrun alarm. If the upper limit is exceeded, the backlight is orange; if the lower limit is exceeded, the backlight is red. You can adjust your schedule according to the actual situation of the overrun alarm.LARGE LCD SCREEN DISPLAY: Super large color LCD screen display, real-time temperature and humidity, time, and alarm clock display are clearly visible. Real-time monitoring of temperature and humidity, creating a comfortable and healthy environment for the family, simple, practical and exquisite.WIDE APPLICATION: Suitable for living room, kids room, bedroom, office, greenhouse, basement, storage room, camping tent, etc. DC5V power line power supply perfectly solves the problem of inaccurate testing caused by insufficient power in the later stage of battery power supply.Product name: Color screen indoor temperature and humidity meter clockWeight: 250 gramsNet weight: 164 gramsProduct size: 12.5*2*12.5cmColor: black, whiteProduct material: ABS plastic shellPower supply mode: 3*AAA batteries or DC5V power cord can be used for power supply. Remarks: The product delivery does not include batteries.Working voltage: 5V 1AProduct size: 1. Host frame (LxHxW): 12.5*12.5*2.5cm LCD size (LxW): 9.5*8cm3. DC5V power cord length 1mPacking list:1*Indoor temperature and humidity meter clock 1*USB DC5V power cord1*Chinese and English manualNote:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.