330522 PORTABLE COMBUSTIBLE GAS DETECTOR, TYPE, GP-204 | IMPACT PRO (0-100% LEL) HONEYWELL , USA (2011-1)
330536 5 GAS DETECTOR, TANKSCOPE II, MSA | MSA 62T = Closoed model. Quoted as Portable Gas Detector (LEL/VOL HC-1R) Model : Draeger X-AM 7000 Inc