link 1.0 Djem Guerreru Inc. https://www.djemguerreru.com 21600 JOITO's https://www.joitos.com https://cdn.joitos.com/GENERAL/17/178/1786/17868620.V0.jpg 400 250 https://www.joitos.com/item/35392245/Vtech%2DOpen%2FClosed%2DSensor - Open/Closed Sensor- ULE-certified- Place nearly anywhere in your home, including on windows, doors, and medicine cabinets- Accessory device only- Program your monitoring system to alert you when the window, door, or cabinet opens or closes- Easy, DIY installation- No monthly monitoring fees- Digitally encrypted communications- 2-year battery life- Compatible with the DM271 and VC7151 series products 29.74 USD 1 Electronics & computer--Office electronics--Telephones