The Reptile One Digital Thermometer & Hygrometer makes it simple to monitor the temperature and humidity within your terrarium or vivarium, in turn ensuring perfect conditions for your reptile.

Temperature range:
Probe: -40C +70C (-40F +158F)
Unit Sensor: -10C +50C (+14F +122F)
Humidity Range: Indoor (unit sensor) 20% RH – 90% RH
Adjustable temperature alarm
In/Out switch changes temperature viewing options
Alarm indicator briefly sounds and continuously flashes when the terrarium reaches a range outside the set parameters
Waterproof probe allows you to check the water temperature
Probe and external sensors allow you to check two temperature zones