Description Manuals Videos Articles Clemco 22923 - Alarm Light for CMS-2 Cabon Monoxide Detector CMS-2 Item # 6 Manual Customers Also Viewed Clemco CMS-3, In-Helmet, Carbon Monoxide Moni… #24613 $0.00 CMS-4 CO Monitor Package #29765 $933.43 Clemco CMS-2 Sensor #22919 $139.77