Trine 206-2 Wireless Entry Exit Signal Kit

<div class="std"><ul> <li>Moving objects are detected by changes in reflected light</li> <li>Battery operated with 2 “C" cells (not included)</li> <li>3 selectable tones, 8 note melody, 2 note repeated, 2 note alternating tone</li> <li>Off, high &low volume control switch 77db (low) and 84db (high) @ 3 ft</li> <li>Durable white moulded plastic case 3-1/6" x 4-3/8" x 2-3/8"</li> </ul></div>