EQEA-3746500 is an OEM left front door window lift switch group designed for BYD E2. Adopting premium engineering plastics and qualified electronic parts, it delivers sensitive response and stable electric conduction. The shell is wear-resistant and anti-fade, suitable for long-term frequent use. Produced fully in line with original factory standards, it features accurate dimensions for direct installation without modification. It smoothly controls window lifting and lowering, ensuring easy operation. Each unit undergoes strict functional and durability tests before shipment. This high-quality replacement part effectively restores normal window control, ideal for vehicle repair and maintenance.