NO MONTHLY FEES and easy DIY (Do It Yourself) installation
MONITORS DOORS AND WINDOWS with opened or closed signal
WIRELESS - BATTERY POWERED with low battery indication: be informed when the sensor`s battery is low before it stops sending signals
COMPATIBILE with SC-10W, SC-100W, SC-1000W systems.
LIFETIME SUPPORT - Toll free 1-800-304-1187, firstname.lastname@example.org