OCAmaster DL400Pro Screen Tester – Premium LCD Color Accuracy Tool
Precision-engineered for mobile repair professionals, the OCAmaster DL400Pro delivers industry-leading color calibration with 0.01ΔE accuracy. Its high-sensitivity optical sensor detects RGB/XYZ values instantly, ensuring flawless screen color matching for iPhone, Samsung, and other OLED/LCD displays. Built with military-grade aluminum alloy, the tester features anti-glare matte coating and shockproof design for workshop durability. The 5-inch IPS touchscreen offers real-time spectral analysis, supporting 20+ display parameter adjustments. Ideal for repair shops, factories, or QA labs, it streamlines bulk device testing with one-click reports. Includes factory-calibrated certification and USB-C fast charging. Upgrade to pro-grade diagnostics—no guesswork, just unmatched consistency.