Kelsie is known for translating complex lighting technologies—such as beam pattern alignment, LED chip architecture, thermal management, and bulb compatibility—into clear, straightforward explanations that drivers can trust. Working closely with SEALIGHT’s R&D and product teams, he helps bridge the gap between engineering innovation and everyday usability, frequently testing prototypes like the Scoparc™ series and SEALIGHT's 1:1 halogen-to-LED alignment solutions in real driving environments.

Active in truck and SUV communities across North America, David regularly answers visibility questions, recommends upgrade paths, and shares installation techniques that make lighting improvements easier for all drivers.

Writing Focus:

• LED headlight & fog light upgrade guides

• Vehicle-specific bulb size verification

• Practical installation and troubleshooting advice

• Beam pattern optimization and glare prevention

• North American driving visibility & safety insights