... -price 3) Easy installation 4) Wide application,Long lifespan led sensor lamp ParameterPower Source: 100~130V/AC 220~240V/ACPower Frequency ... motoring& boiling without water and unsafe problems. 2, Applies in level control and temperature settings of household Appliances, such as Refrigerator ... , Door Induction System, Water Tank's temperature detecting and Oil level control, etc... Pictures: