Simple, reliable and cost-effective warning system that reduces the risk of accidents around the loading dockSafety yellow polypropylene housing will not rust, pit, dent or corrodeUnits can be used indoors or outdoorsEstablishes a clear line of communication between drivers and dock personnelShallow depth of unit (less than most dock bumpers) prevents damage to the Stop & Go LightIntegral eyebrow-type sun visors create extended visibilityMounting holes conform to standard building specificationsCertified for sale in Canada by an accredited certification body