T10 Wedge LED 180 Lumen 2 Watt Tower Lamp Bulb 12V AC DC Boat Marine RV Car Landscape (Cool White) 10mm Wedge Base Connector, 360 Beam Angle, Cool White (6000K) 12V AC/DC - Tolerances: 10-20VDC, 10-14VAC Low Power Usage - Only 2 Watts! Long Life Expectancy - Up to 40,000 Hours On Board Driver Delivers Constant Current for Optimal Performance in Variable Voltage Environments