With a large LCD display, this easy-to-use hygrothermograph can be used to detect temperature and humidity values in real time/24 hours. In addition, it can display the comfort reminder based on real-time humidity. Features: [Quality Materials] Made from Selected ABS materials, the shell is much more durable to prevent yellowing. [HD display] Large LCD screen with backlight, reading values easier and clearer. [Maximum and minimum] In addition to measure real-time temperature and humidity at any time, it can also detect the maximum and minimum temperature and humidity values within 24 hours, and the real-time trend arrow is displayed on the LCD screen . [Upper and lower limit alarm setting] When it exceeds the set value, the meter will emit a sound and light alarm. [Comfort reminder] The level icon humidity level (DRY / COMFORT / WET) displays on the screen according to real-time humidity to remind you to humidify or dehumidify. (DRY: below 50% RH, COMFORT: 50% ~ 70% RH, HUMID: more than 70% RH). [/ Switchable] Click once to switch temperature units (/), easy to use. [Double fixing method] With the 45 hidden bracket and magnetic function, the meter can be placed vertically or stuck on the metal surface to meet different placement needs of users. [Wide applications] Suitable for home, office, bedroom, study, flower room, wine cellar, etc. Features: Material: ABS Model: TS-9909-W / TS-9909-B (optional) Color: white/black (optional) Power supply: 2 * AAA Battery (NOT included) Item Size: Approx. 8.5*9*2cm/3.35*3.54*0.79in Item Weight: Approx. 77.8g / 2.74oz Package size: approx. 8.8*9.5*2.5cm/3.46*3.74*0.98in Package Weight: Approx. 89.4 g / 3.15 oz Packing List: 1 * Temperature Humidity Meter 1 * Operation Manual usage (English)