Yale HSA Essentials Alarm Kit is an ideal security system for the family home. It’s a convenient and expandable solution that protects your home and outbuildings without requiring modifications to your property. Battery powered and wire-free for easy installation, the Essentials Alarm keeps your home secure without any monitoring fees. No Monitoring Fee - No hidden costs and no contract. Easy set up - Wire free for quick and easy installation. Expandable - Add up to 20 HSA accessories to customise your system. Battery Powered - No wires, no hassle and easy to replace. 20 sec Entry/Exit time. Wireless and easy to install. Keypad operated. Range 30m. 433MHz. Panic button feature. Entry_exit delays. Fully expandable system - up to 3 accessories/zones. Pack includes:LED indicators. Siren. Batteries; fixings and installation DVD. Batteries required: 6 x AAA (included), 4 x D (included), 2 x CR2032 (included). Size H12.5, W26.5, D26.5cm. Weight 2160g. Manufacturer’s 2 year guarantee. EAN: 5011802340336.