ReptiZoo Digital Alarm Thermometer/ Hygrometer
Digital Alarm Thermo-Hygrometer – Suitable for glass terrarium and other habitats. – Easy to install on sides or back of the terrarium with suction cup. – Alarm flashes when the temperature and humidity reaches set extreme high or low levels. – High-end digital LCD screen displays temperature and humidity intuitively. – Support reading with centigrade or Fahrenheit unit. – Button battery (model no. AG10) is included.