Victorshome Magnetic Reed Switch Nc Surface Mount Wired Door Window Contact Sensor With Adhesive Paper For Home Security And Bur Rechargeable Batteries Protect your investment with this

Protect your investment with this practical

hard disk recorders

Airflow capacity of 240 CFM

Full Protection: Constructed with a PU exterior

They Offer A Lifetime Replacement Warranty To Replace It With A New Item

Victorshome Magnetic Reed Switch Nc Surface Mount Wired Door Window Contact Sensor With Adhesive Paper For Home Security And Bur Rechargeable Batteries Protect your investment with thisDifferences Of Nc, No, Nc Nonormally Closed(Nc): When The Switch Is Close To The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Separated From The Magnet, The Circuit Is Not Conductive(Light Off). Normally Opened(No): When The Switch Is Separated From The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Close To The Magnet, The Circuit Is Not Conductive(Light Off). Nc No Combined: The Switch Has 3 Contact Types: Nc No