Check the listing for details. SYSTEM SENSOR 2151 PHOTOELECTRONIC LOW-PROFILE PLUG-IN SMOKE DETECTOR WHITE NEW. Condition: New. Listed at 25.00 USD. Keep your space protected with the System Sensor 2151 Photoelectric Low-Profile Plug-In Smoke Detector. Designed for ease of use and reliability, this detector is a practical addition to any environment. Its sleek white design ensures it blends seamlessly into any setting while providing a vital safety measure. The 2151 model, from the trusted brand System Sensor, offers peace of mind with its reliable performance in detecting smoke. Its plug-in design makes installation a breeze, ensuring that your property is safeguarded against the threat of fire with minimal hassle. Stay secure knowing your smoke detector is a product of excellence. FACTOR NEW IN BOX, UNUSED, UNOPENED, IN ORIGINAL FACTORY SHIPPING BOX WITH INSTRUCTION MANUAL. PRICE IS FOR 1 SMOKE DETECTOR. WE HVE 2 IN STOCK