Drop in Replacement Low Power (wattage) draw Built-in current limiting resistors Shock & Vibration Resistant Long Life (10,000+ hours) Low Heat Generation High Intensity (for LEDs) Instant ON/OFF Monochromatic (pure) Color Features: 1) easy installation: just unplug the old incandescent light bulb and insert the new automotive LED Light bulb 2) Solid-state, high-shock and vibration-resistant 3) Low power (wattage) draw, puts less load on the automotive electrical system, like alternator and battery 4) Long life 100,000h (10 years +) 5) High-intensity 6) Built-in current-limiting resistors 7) 24 months free warranty. Applications: Used on the automotive as fog lamp and indication lamp.