Large LCD display, easy to use. Can test Indoor and outdoor temperature , indoor humidity. Memory of MAX and MIN measured temperature value. Can choose 12 hour or 24 hour clock. Celsius degree ℃ or Fahrenheit ℉ unit selectable. Have Clock, Date and Calendar function (month and date). You can set clock alarm. You can place it on dest or hang on Wall. Low power consumption, battery can use for a long time. High stability and accuracy.
Description: Material:ABS Temperature range: Indoor:-10 ~ +50 degree (+14 ~ +122°F);Outdoor:-50 ~ +70 degree (-58 ~ +158°F) Humidity range: 20% ~ 90% RH(indoor) Temperature accuracy: 0.1 Celsius degree Humidity accuracy: -/+10% RH Power supply: 1.5V*1 (AAA size)