This Honeywell Galaxy IR8M wireless pir motion sensor alarm is a great addition to any home security system. The alarm is designed to detect any motion in the room and alert you to any intrusion. The battery is included with the item and it comes with a wireless motion sensor and alarm. The Honeywell Galaxy IR8M is a multiple room system that is easy to instal and connect wirelessly. It is perfect for monitoring your home and ensuring that you are safe at all times. This alarm system is ideal for those who want to keep their home secure without compromising on comfort and convenience. Get your hands on this high-quality alarm system today!