This digital thermometer and hygrometer provides effortless temperature and humidity monitoring for indoor or outdoor use. The device features a large 3.6-inch LCD screen with clear digits that display current readings, along with recorded maximum and minimum values for both temperature and humidity. Simply insert the included AAA battery and the meter automatically powers on and begins measuring without any button presses required. The unit offers versatile display options including switchable 12-hour and 24-hour time formats, as well as Celsius and Fahrenheit temperature readings. Additional functions include a daily alarm, calendar display showing day and month, and the ability to track temperature ranging from negative 50 to positive 70 degrees Celsius. The compact ABS plastic housing measures approximately 3.94 by 3.58 by 0.79 inches and includes both a built-in kickstand for desktop placement and a hanging hole for wall mounting. This product is CE certified and includes one AAA battery. Temperature accuracy is within plus or minus 1 degree Celsius, while humidity readings between 40 and 80 percent relative humidity are accurate within plus or minus 5 percent. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm under Proposition 65.