#1158 60 LED Light bulb. Up to 900 Lumen output. Dual filament both a brake and taillight. BA15D 2 contact with parallel bayonets. 6 Volt Positive or negative ground vehicles, motorcycles and tractors. Since this bulb is dim-able using a variable voltage supply such as your dashboard dimmer switch. Works great if your vehicle has older wiring where all the volts do not make it. CE and Rohs listed. Comparable to a 35 to 55 watt incandescent light bulb. Viewing angle is 360 degrees. The leds are optically aligned with your reflector so you get maximum light output. Available in White 6000 K, Warm White 3000 K, Red 625 nm, Green 526 nm, Blue 464 nm & Yellow 594 nm. CE and Rohs listed. Long life up to 30,000 hours. The bulb is led so no more worries about broken filament or glass bulb. The maximum overall length M.O.L is 1.944 inches. The maximum diameter is .741 inches. The CP candle power is up to 70 CP very bright. Extended warranty please see bottom of the detail page for more details.