Precision Analog Thermometer & Humidity Gauge Housing & Carriers growing only to 3 to

growing only to 3 to 5 inches in size

It goes to work fast

resulting in uneaten food and waste that accumulates in the gravel bed and under decor items

nitrite and nitrate from pond water

A large size bottle is recommended

Precision Analog Thermometer & Humidity Gauge Housing & Carriers growing only to 3 toPrecision Analog Thermometer & Humidity Gauge The Zoo Med Precision Analog Thermometer & Humidity Gauge allows precise monitoring of both the temperature and humidity of your terrarium from one unit! Unique velcro backing enables easy removal of the gauge for thorough terrarium cleaning. Thermometer scale: 20? F to 120? F ( 6? C 49? C). Humidity scale: 0 to 100%.