High-quality 16 x Cree 2525 (with Heatsink) LED upgrade for PX15D lamps with the 25.1 base. Flexible application - suitable for 12 or 24V vehicles and compatible with either negative or positive earth systems. High and low beam - 1800 Lumen high beam, 1200 Lumen low beam. Very low current draw - over 75% less than incandescent and halogen bulbs so great for low-powered electrical systems. Many different fitments with 12v, 6v and 24v options as well as negative/positive earth applications.