Each bulb is powered by 14 pcs high-power 3030 LED chips, with low power consumption but high light output. HD glass lens for stronger light penetration

DC 9V to 18V wide-range voltage design, built-in constant intelligent IC driver, and no digital and VHF radio signal interference. Aluminum circuit board, highly effective heat dissipation

Red,1400 lumens each bulb. Can be used for brake lights, tail lights, etc, NOT for daytime running lights

Plug and play easy installation, no polarity design, compatible with both standard and ck socket.Fit socket 3156 3056 3356 3456 4156 3157 3047 3057 3357 3457 4057 4111 4114 4157 etc.

Note: The 50w 6ohm load resistor or flasher relay may be needed to prevent the hyper flash, or the bulb does not blink,k for vehicles with a built-in CANbus system.