51 Miniature Bulb BA9S Base operates 8 to 9 Volt 3 SMD 7020 LED T3 1/4. Works either positive ground or negative ground. Great for motorcycles or 8 Volt Fords. Long life up to 30,000 hours. 120 viewing angle. Comparable to a 4 to 20 Watt incandescent bulb. CE and Rohs. .7 inches long by .46 inches wide. Up to 135 Lumen output. Outputs up to 10 CP forward firing. The led bulb is dimmable using a variable voltage supply such as a dashboard dimmer switch. Available in White 6000K, Warm White 3000K, Red, Green, Blue and Yellow/Amber. This bulb uses approximately 67mA@8Volts. The bulb only uses approximately a 1/2 Watt of power.