Universal Lighting System LV2 MR16 and LV3 MR16 Lamps are the perfect ways to transform your old halogen light to energy-efficient LED! Rated for 30,000 hours at 12 volts, these lamps feature a 3-year warranty. The LV2 MR16 LED Lamps are equivalent to a 20 watt halogen lamp. Meanwhile, the LV3 MR16 LED Lamps emit an average of 525 Lumens, which is equivalent to a 35 watt halogen lamp!