Description: Solid material: The temperature humidity meter is made of plastic, which is very stable in structure, and can be used for long time. Portable: Temperature humidity meter uses compact design, which is very small in size, and light in weight, convenient to carry. Wide application: The temperature humidity is very suitable for home, office, living room, kitchen, bedroom, indoor and outdoor. Alarm function: The digital LED hygrometer has alarm clock function, backlight screen ,which is very convenient to use. Meter: The LED hygrometer measure 0 ~ 50 ℃ range temperature and accuracy + / - 1 ° C, and 20% ~ 99% range of humidity accuracy + / - 5%. Specification: Material: ABS. Color: Red, Green, Blue, Black. Alarm: the alarm does not blink at two points in the middle of hour and minute; The ringing time is 1 minute. Temperature: 0 ~ 50 ℃; 32 ~ 122 ° F, accuracy + / - 1 ° C, once a minute. Humidity: range 20% ~ 99%, accuracy + / - 5%, once a minute. Key sound function: all keys have key sound, and the sound can reach 80 dB. Backlight function: press mode key, up key and down key to light up for 8 seconds. Touch function: 3 function keys with touch function. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Temperature Humidity Meter.