Shenzhen Sumring Technology Co., Limited  

Product Name: Home Security Systems Shutter Doors Magnetic Reed Switch Model NO.: SR-M55A Certification: CE, ISO, RoHS Usage: Door, Fire, Window, Auto Application: Home, Communication Electronic Products, Industry Type: Anti-Theft Alarm System: Sound and Magnetic System Signal Transmission: Cable Color: White Certificate: Ce Approval Output: Nc or No Optional Case Material: Aluminum Installation: Buried or Surface Type, with 380mm Stainless Steel Connection: 22 #