Yale EF-DC Easy Fit Alarm Door/Window Contact, White, DIY Friendly, Accessory for SR & EF Alarms, Suitable for Main Access Points

Easy to install and add to existing home system.

Fast service, installed next day

works well , not much more I can say

Work well and are easy to link to the alarm controller but rather obtrusive on a window frame. It would be nice if they came in brown as well.

Perfect

Sistema magnetico subito riconosciuto dallallarme. Installazione rapida e semplice. Si può installare su qualsiasi finestra/porta, ci sono i sistemi per adattarlo a misure diverse. Consigliato

excellent item - got on a special offer price

Did not work waste of money

Paired easily with current Yale alarm

Great range easy installation