Digital Hygrometer Indoor Temperature Humidity Monitor with Function Clock Alarm Clock Sleepiness Function Temperature Humidity Monitor with the function of an alarm clock, date, week, sleepiness function, ℃ and ℉ switchable, 12h/24h switchable, etc. Features: Function: Temperature/humidity display, time, alarm clock, date, week, sleepiness function. Real-time monitoring of temperature and humidity, to create a comfortable and healthy environment for the family, simple, practical, and exquisite. Alarm Function and Arrow Prompt: When the temperature and humidity exceed the set upper and lower limits, the item will send out the corresponding color alarm. Energy Saving Mode: Press the "light" key to turn on or off the backlight. Two sets of Alarm Clocks: Alarm clock 1, progressive alarm clock, wake you up from the dream, what's more, can set up to prepare alarm clock 2, prevent alarm clock 1 off, one more reminder conservation. Warranty: Any problem, please contact our store without hesitation. Honor to serve you! Specifications: Item: Digital hygrometer&thermometer Color optional: Black/white Main material: ABS 2 power supply method: 3 * AAA battery(not included), power cord Size: 12.5*12.5*2cm Note: * There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Package Information: Package size: 17*3.5*15.5cm Package weight: 242g Gift Box Package Packing List: 1* Digital hygrometer&thermometer 1* Power cord 1* Instruction manual