Product Name: Fire Alarm System Red Strobe and Horn 12/24V Model NO.: LD1001EN Certification: ISO, CCC, Lpcb,Cccf Usage: Fire Application: Communication Electronic Products, Industry, Special Equipment Material: Stainless Steel Trademark: GQ Transport Package: Standard Export Packing Specification: GB Origin: China Product Description LD1001EN encoded fire sound and light alarm, which use electronic coding, possession of an address point for the four-wire system, to be connected with the controller TC two bus and 24V DC power supply.This fire sound and light alarm can be used in supper market, civil building, motor car packing area, basement area, power station, and industry field to alarming with sound & lights on to send warning if on fire.