“MACH: WATER MIST FIRE EXTINGUISING SYSTEM SPARES;
MAKER: NANJING FIRE PROTECTION TECHNOLOGY CO. LTD.;
WATER MIST FIRE EXTINGUISING SYSTEM, DRAW. NO: KJ749-4A-666-03″ OPTICAL DETECTOR, TYPE-JTY-GD-5, VOLTAGE 18-24V DC,APPROVAL № NJ07T00146 NANJING FIRE PROTECTION.NA.NA