This is a set of a panel heater and a thermostat (temperature control device). By placing the thermostat's thermometer inside the cage, the temperature within the cage can be controlled by the thermostat. ■ Panel Heater ・Midori Shokai Pitari Tekion Plus No. 3 ・Body size (width x depth x height): 25 x 0.1 x 43 cm ■ Thermostat ・Marukan Minimal Thermo for small animals and reptiles ・Control temperature range: 15-40°C ・Body size: W48 x D32 x H118