uxcell Metal Rolling Gate Window Door Magnetic Contacts Alarm Reed Switch NC Product Name : DoorMagnetic Switch;Model : ML-56;Switch Type : NC Rated Current : 500mA;Rated Voltage : 100V DC;Rated Power : 10W Operating Distance : 50-60mm;Pin Distance : 29mm/ 1.1";Cable Length : 26cm / 1" Size(Approx) : 4.8 x 2.4 x 1.5cm / 1.9" x 0.96" x 0.6" (L*W*H);Color : Silver Tone;Housing Material : Metal Weight : 156g;Package Content : 1 x DoorMagnetic Switch4 x Screws