DETACHABLE REMOVABLE KEY DC MASTER SWITCH SAFETY CUT OFF
ECG DIGITAL OUTDOOR TIMER DUSK TO DAWN TIMER
4 5/16 x 1/2 x 1 1/2 Overhead Door Metal, Contact Switch Reed Type
* Overhead door contact
* Cast aluminum casting for harsh environment
* Ajustable bracket included
* Wire: 22AWG with 36" armored cable
.5A 100V
Overhead Roll up Garage Door Security System Adjustable Magnetic Armored Cable Contact Switch