| Filter ProductsClear All FiltersCountryChina  CategoryElectronics  Sub-CategorySecurity Products  Sub-Sub-CategoryAlarm  More Alarm mode Alarm response time connect mode: Y (5) G.W. 
 GSM frequency quad band (5) Manufacturer Shenzhen SINDA Technology Co.Ltd. (5) Siren volume ≥110 db (5) | Products > China > Electronics > Security Products > AlarmG.W.=3.5kg1 - 5 new products new products GSM alarm system Shenzhen Sinda hot selling gsm power transfomer alarm Power off alarm system-Patrol Hawk Burglar alarm for power transformer, Cables Intelligent GSM power alarm system-power off alarm |