1. Thisposition sensoris to make use of ferrite and reed switch. 2. It is wildly applicable for household applianceSpecifications: 1) Voltage max: 254V AC 2) Current max: 1A 3) Power max: 70W AC 4) Normally open, normally closed contact 5) Act temperature: -40oC - 130oC 6) Precision of act temperature ±1oC, ±2oC, ±2.5oC CQC verified certificate.