This screw base lamp replaces a 35W halogen bulb. Whether in the bathroom, starry sky, boat, or caravan, this light source can operate from 10-30V. Energy-saving LED lamp for caravans, boats, motorhomes, etc. Save up to 89% energy while maintaining the same light intensity! LED light sources specifically designed for mobile use have an extended operating voltage range compared to standard light sources, which also accommodates charging processes and voltage spikes without compromising the functionality and lifespan of the LEDs. Mercury content (mg): 0, ignition time/start time (s): 0.0, luminous flux retention: 0.70.