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72-0290-23-J GX-2012, 4-sensor, LEL/% volume CH4/O2/CO, with NiMH batteries, AC & 12 VDC adapters |
72-0290-23-J GX-2012, 4-sensor, LEL/% volume CH4/O2/CO, with NiMH batteries, AC & 12 VDC adapters |