SimpliSafe is a complete DIY home security option. Learn how to replace the battery and how often you may need to do so for every unit.

I've been living with SimpliSafe's security system for six months, which includes a security camera, entry sensors, motion sensors, a smoke detector, and a carbon monoxide detector.

In addition to the Smart Alarm Indoor Camera and Gen 2 Motion Sensor discussed here, we also have a SimpliSafe Smoke and Carbon Monoxide Detector review. SimpliSafe products and services are ...