1、IP5 waterproof level, can withstand water spray test and will not be broken, can put on the reptile tank wall freely. 2、There is a suction cup design, which can be firmly adsorbed on the glass, which is convenient to move anywhere. 3、Digital display gives people the most intuitive experience, digital display the temperature and humidity, convenient reading. 4、Real‑time monitoring of the environment, caring for the condition of pets, and adjusting the environment based on data. 5、Two new batteries are included, which can be used for about two years, suitable for wall lizard and etc. 1 x Thermometer1 x Fixing Tool2 x LR1130 Battery Item Type: ThermometerMaterial: PlasticProduct Length: Approx.  6.3cm/ 2.5inWeight: Approx. 50.0g/ 1.8ozSuitable Pet Type: lizards and other climbing petsProduct Function: Placed in the pet box to observe the temperature and humidity inside the pet box2 LR1130 button batteries includedLR1130 Battery Capacity: 50 mAh(1Pcs)