DESIGN】:ABS flame-retardant casing, widely used in alarm host, air leakage alarm, infrared peripheral alarm equipment. This product was designed with fire technology and its housing is fire resistant. 【EASY INSTALLATION】: Installation options are flexible and convenient.Generally installed in the wall or doorway or balcony and other places, the installation height of 2.5 meters or more. 【STANDALONE ALARM】:On-site alarm with loud siren alerts up to 115dB, pairing with door/window sensors, PIR motion detectors to form an effective standalone home house apartment security system. 【SMALL & PORTABLE】:The product is small, flexible and easy to carry, so you can easily take it where you need it, fix it, and it will work for you 【WARRANTY】:1 Year Free Warranty + Lifetime Technical Support NO RISK of PERSONAL INFORMATION. IF YOU HAVE ANY PROBLEMS(like refund,return,replace,etc), please feel free to contact us.We will reply you within 24 hours., Manufacturer: Dioche