When sourcing amber strobe lights, prioritize LED technology over traditional halogen for better longevity and lower power consumption. Key specs include Luminous Intensity (measured in Candelas) to ensure visibility in daylight, IP67 or IP68 waterproof ratings for outdoor durability, and Voltage Compatibility (typically 10-30V DC) to ensure the device works across various vehicle types like forklifts, trucks, or tractors. Additionally, check for Flash Patterns (single, double, or quad) to meet specific safety signaling needs.