This lot of 5 Honeywell 5816WMWH wireless door or window transmitters is a great addition to your home security system. These brand new sensors are compatible with Honeywell and ADT brands and can be used with Windows operating systems. The white color and sleek design make them easy to blend in with your home decor. With a voltage of 3V, these sensors are efficient and reliable. The Honeywell Total Connect smart home protocol and compatibility make them easy to integrate into your existing system. Each unit weighs in at just one ounce and the lot is a great value. Protect your home and loved ones with these high-quality wireless transmitters.