The CR4501 Portable Color Reader is a professional-grade handheld spectrophotometer designed for accurate and reliable color measurement. Featuring a high-precision sensor with a repeatability of ≤0.1 and 0.1 display accuracy, it delivers consistent results with a single click. The device offers contact automatic calibration with a professional standard whiteboard (92% reflectivity) for superior stability. Its advanced integrating sphere design, dual optical path sensor, and full-spectrum light source ensure measurement stability and accuracy. Compact and portable, it fits easily in a pocket for on-the-go use. Powered by a rechargeable lithium battery with a Type-C interface, it supports up to 12,000 continuous tests on a single charge. An industrial-grade MCU and Bluetooth 5.0 provide stable, reliable data transmission. The companion mobile app displays comprehensive data including color values, color difference, pass/fail results, color simulation, deviation, and reflectance, significantly boosting workflow efficiency. The app also provides access to a massive cloud-based color card database, allowing you to quickly check, analyze, and compare colors. Build a private color database to find the closest match among multiple color cards anytime, anywhere, eliminating the need to carry physical color guides. Package Includes: 1 x Color Reader 1 x Data Cable Note: Slight color variations may occur due to lighting and monitor differences. Please allow for a minimal measurement tolerance.