The Assure Alert system warns of unwanted movement and entry in your house, apartment, office and other living spaces. Each Assure Alert system is wireless, and battery-operated, and requires no wires, cords or complicated setup. Simply decide which rooms, windows, and doors you want to protect, install batteries, and turn it on – it’s that easy. The PIR Sensors detect motion in rooms of your choice, and the Magnetic Sensors guard against the unwanted opening of doors and windows. All 5 Sensor are pre-configured with your Wireless Receiver – no confusing setup locations is required. The PIR Sensors can be installed up to 240’ from the Receiver, and the Door/Window Sensors can be up to 100’ from the Receiver. When activated by a sensor, the Wireless Receiver will beep and an LED light will illuminate, indicating which sensor has been triggered. Each Assure Alert includes mounting hardware and brackets; each set requires 3 C, 6 AA, and 6 AAA batteries, (Not Included).