Precision 4mm Measurement Aperture: Designed for small or detailed color samples, the 4mm aperture ensures accurate color reading on curved, textured, or limited-area surfaces, for paint chips, plastic parts, and printed materials Rechargeable & Portable: Built-in rechargeable battery supports extended field use without frequent battery replacement. Lightweight and handheld design allows easy operation in workshops, labs, or on-site quality inspections High-Accuracy Color Difference Detection: Measures L*a*b*, ΔE, and other color space values with reliable repeatability. Helps quickly identify color deviations between standard and sample for consistent production quality Versatile Application Compatibility: Suitable for color quality control in paint, plastic, textile, printing, coating, and other industries. Works as a standalone tool or with standard color cards for matching User-Friendly Interface & Data Storage: Simple one-button operation with clear digital display. Stores multiple measurement records for easy comparison and analysis, no complex software required, Manufacturer: MERHOVO