Large LCD with backlight indicate ambient temperature and state,can also supply thermostat without LCD screen Large LCD with backlight indicate ambient temperature and state Temperature sensitive elementNTC thermistor (10k)Working range10~30°C (50~86°F)Precision±1°C (±2°F)Power supply24, 110, 120, 220/230VAC, 50/60HzProtection classIP20Backlight colorGreen-G, Blue-B, Yellow-YDisplay precision0.2° ...