Features: 1. Large Screen, Small Size: LCD display, big digits. You can visually observe the temperature, and also won& 39;t take too much places. 2. Ideal for aquariums & reptile habitats. For use with both freshwater & marine aquariums, and great for monitoring temperatures in reptile & amphibian terrariums, and small animal habitats. 3. Easy to carry: mall size and lightweight, easy to carry. 4. The Thermometer in vivariums, hatchers, brooders, propagators, It can help you maintain a perfect environment for your reptiles. 5. No probes or messy wires in water and backside temperature sensor stick on the outside glass of the fish tank prevent water infiltration and electronic Oxidation. Notice: *Actual color may be slightly different from the image due to different monitor and light effect *Please allow 1-3cm deviation due to manual measurement *Do not throw it into the water, do not stick it inside the water tank *Before use, gently pull the battery insulating piece and the instantaneous temperature screen comes out. Description: Size: 7*1.5cm 1 pcs x Aquarium Electronic Thermometer