2 Sets Magnetic Reed Switch Aluminum Alloy AC220V NC Surfaces Mount Wired Door Window Sensor for

Feature: 1. HIGH DURABILITY: The sensors are made of high strength aluminum alloy material, withstands high temperatures and deformation, ensuring long lasting durability. 2. STATE TYPE: Features a normally closed (NC) circuit design, where the circuit is connected (light on) when the switch is close to the magnetic, and disconnected (light off) when separated. 3. EFFECTIVE SENSING DISTANCE: Effective transfer distance of 10?20mm with rapid reflection and precise detection capabilities, ideal for home security and anti?theft alarm systems. 4. RELIABLE WORKING CONDITION: Works under AC220V voltage control when the magnetic door is powered, with a load current of up to 500mA, maximum power of 10W. 5. WIDE APPLICATION: Versatile application in all access control and anti theft alarm systems, suitable for installation on wooden or aluminum doors and window. Specification: Item Type: Magnetic Reed Switch Product Model: MR-199 Material: Aluminum Alloy Connection Type: Normally Closed (When the door magnetic are closed, it is in the conductive state) Rated Voltage: AC220V. Package List: 2 x Pairs of Switch