SOCAL-LED 2x T20 7443 LED Bulbs 15W SMD 5730 High Power Bright Turn Signal Light, Brake Light, Tail Light, White Our 7443 LED bulb powered by 15 High Power Efficient 5730 SMD chip, super bright in small size. Ideal for Turn signal Light, Brake Light, or Tail Light Replacement. Super Bright Design Car LED bulb with 280 Degree full Angle Illumination, plus Projector Lens in front of the LED emitter to achieve the Maximum Lighting Output. Alluminum Alloy Housing helps keeping it at a low working temperature, avoid damaging plastic parts around. Directly plug and play for most vehicles, easy installation. Yet ror some high powered cars like Dodge, Ford, BMW with CAN-BUS, it may require the load resistor or decoder to avoid the error code or blinking issues. Cross Reference Number: T20 7443 W21W 992 7440 W21/5W