Rebaydo 2pcs 1157 led bulb operates 10 to 30 Volts DC. Up to 600 Lumens for the brake light. The taillight up to 450 Lumens. This led bulb is DC so it will operate in negative chassis. The light bulb is not dim-able due to the wide voltage operation. The bulb has a rated life up to 30,000 hours. The bulb only uses 3 Watts of power and is comparable to a 27 Watt incandescent bulb. The viewing angle is 360 degrees. This is the BAY15D version BA15D 1142 version is part number 25454 for 1156 please order 98785. Available in white 6000K and warm white 3000K Red and Yellow. Compatible with S8 S25 P21W lamps. Up to 3 Watts, Up to .25 amps @ 12 volts.