Philips Personal Security Window and Door Alarm, 2 Pack, DIY Protection, Burglar Alert, Wireless, Chime/Alarm, Easy Installation, Ideal for Home, Garage, Apartment, RV and More, LRM3420W/27

Safe and Secure – Ward off would-be intruders with a 120-decibel alarm triggered by a high-quality magnetic sensor, or choose for a chime to sound when windows or doors are opened and closed User Friendly – Features an easy-to-use OFF/chime/alarm switch on the side of the alarm to let you choose your preference of alert, comes in a set of four to provide extra coverage for your home Easy Install – Experience completely wireless and hassle-free mounting with the included double-sided tape, everything you need is included in the box Battery Operated – Powered by four long-life LR44 button batteries (included) and features a battery test button and low battery indicator to keep you notified of current power levels Peace of Mind – This home security product is designed to fortify your home with a reliable layer of protection, empowering you to live your life free of worry