System Sensor P2GRKLED Outdoor Compact Horn Strobe

System Sensor P2GRKLED is an L-Series Outdoor Compact Wall-Mounted Horn Strobe, marked "FIRE" features Rotary switch for candela, tone, and volume selections. Electrically compatible with Legacy SpectrAlert Advance and SpectrAlert devices at 16-33 VDC. Field-selectable candela settings: 15, 30, 75, 95, 110, 115, 135,150, 177, and 185 Horn rated at 88+ dBA at 16 volts Universal mounting plate with an onboard shorting spring that tests wiring continuity before devices are installed Compatible with legacy System Sensor SpectrAlert, SpectrAlert Advance, and L-Series notification appliances for retrofit applications.