Federal Signal Sounder Strobe Light, Audible/Visual Signal, Series: AV1ST, 24 VDC, 0.15 A, Amber Lens, 95/85 dB at 1 m/10 ft, Flash Rate: 85 fpm, 2.2 J, 7000 hr Average Life, Surface Mount, NEMA 3R, -31 to 150 deg F, Polycarbonate, 6.48 in H x 5.76 in W