2 pieces dynamic side marker turn signal lights compatible with E90 E91 E92 E93 E60 E87 E82 E46 models Sequential blinker light with error performance Clear benefits and function Sequential scrolling technology improves driving safety by clearly indicating left or right turns with a rolling and flashing sequence to attract attention from other drivers and pedestrians Low power consumption and long service life provide energy efficiency without sacrificing visibility Clear lens and refined design enhance the vehicle's exterior appearance while serving as a functional side marker Compatibility and installation OE socket plug and play installation directly replaces the original OEM bulb, no adapters required Fits E90 E91 E92 E93 E60 E87 E82 E46 models with a direct OEM style replacement Use scenarios Replacing worn or damaged side marker lights on listed models to restore original function Upgrading to dynamic sequential indicators for improved visibility during lane changes in urban and highway driving Enhancing exterior styling with a distinctive appearance while maintaining standard signaling performance