Lunasea BA15D Silicone Encapsulated LED Light Bulb - Cool White Lanterns 2 volts and the engine

2 volts and the engine is running

Originally they were used for mounting on the backside of dash panels for mounting to the console

An internal temperature sensor is used to compensate the charge voltage with – 2 mV/ºC (– 1 mV/ºF) per cell

and to withstand the rigors of the boating environment

Lunasea BA15D Silicone Encapsulated LED Light Bulb - Cool White Lanterns 2 volts and the engineBA15D Silicone Encapsulated LED Light Bulb Cool White Lunasea Lighting's BA15D LED replacement light bulb. Water tight Silicone Encapsulated BA15 LED. Large on light with 220 Lumen output but soft on the eyes. Equal to a 20W incandescent. Features: Latest Chip Technology Water Tight 10 30VDC Only 3 Watts 3 Year Warranty