1156 1156 BA15D 4 Watt LED Bulb. Comparable to a 35 watt incandescent automotive bulb. Vibration proof, glass lens, just like a normal bulb, but it is long life CREE 4 watt led chip. 400 Lumen output. 12.8VDC @ .224Amps = 2.56 watts. Not Dimmable. A very nice "old fashion" looking bulb perfect for those who want to switch to LEDs but like the "old fashion" look. 120 Degree viewing angle.