... ,50/60hz CE&CQC certificate >100,000times life Stainless steel probe&capillary "Customer-oriented, Quality first")Designed temperature range: -35°C ... life: ≥ 100,000times)CERTIFICATES OF CQC AND CE)Widely used for household appliances ,industry, electric water heater,fuse machine, fish ponds ... -320°C ≤10°C ±8°C 500-1500 Φ3×130 Sensor thermostat