1SENSITIVE SENSOR: Bimetallic sheet is used as the temperature sensor, which has high sensitivity, quick response, achieves fast circuit on and off. 2HIGH RELIABILITY: This switch is small size and light weight, has no arcing, less radio interference, highly reliable in use. 3WIDELY USED: For water dispensers, electric water bottles, coffee shells, electric irons, clothes dryers, vacuum cleaners and other electrical appliances. 4ALUMINUM MADE: The temperature control switch is made from aluminum material, sturdy and stable, ensures years of use. 52 PCS SET: The set contains 2 pcs thermostat thermal control switches, with working current of 10A, and voltage of 250V. Item Type: Thermal Control Switch Material: Aluminum Current: 10A Voltage: 250V 2 x Thermal Control Switch