The 5800 series is built with a smooth and quiet belt drive module includingstainless steel bearings providing long life and reliable service. Thesebeacons are available in a wide range of base mountings and two heightprofiles and produce SAE Class 1 light output. 12 VDC, 4.9 Amps, 195 FPM Economical style beacon available in several mounting styles DIN models designed to fit DIN #72591 Flexi-Base model rubber base resists vibration & protects against minorimpacts Twist-on lens secures with a locking screw 55-watt halogen bulb Temperature Range: -22?F to +122?F (-30?C to +50?C)