Specification Brand : VYSIYIA BulletPoint1 : Built-in LED Light Source: Equipped with LED for stable, uniform illumination, enabling accurate readings in low-light conditions and eliminating ambient light interference. BulletPoint2 : One-Touch Smart Control: Single-button operation with manual/auto-off (30-second sleep mode), simplifying workflow and boosting detection efficiency. BulletPoint3 : Universal Compatibility: Aviation-grade aluminum clamp (1in/2.5cm diameter) fits major handheld refractometer models , retaining original calibration and temperature compensation functions. BulletPoint4 : Compact & Lightweight Design: Total length 3.7in (9.5cm), width 0.75in (1.9cm), and plate length 2in (5cm) for easy portability without compromising functionality. BulletPoint5 : Optimized for Dark & Viscous Samples: Scattered light diffusion technology ensures clear interface visibility for dark liquids (honey, oils) and high-viscosity substances. IncludedComponents : Refractometer cover with light ItemName : LED Refractometer Cover Plate with Built-in Light - Universal Adapter Handheld Refractometers Anti-Glare Dark Sample Detection Aluminum Clamp Design ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 3 inches ItemTypeKeyword : science-lab-refractometers Manufacturer : VYSIYIA ModelNumber : 5644 NumberOfItems : 1 PartNumber : 5644 ProductDescription : This refractometer cover plate upgrades traditional portable refractometers with a LED cold light system . Its scattered light diffusion technology neutralizes ambient interference, delivering unmatched accuracy for dark liquids (e.g., syrups, lubricants) and viscous samples. The aluminum clamp (1in/2.5cm diameter) seamlessly attaches to mainstream models without tools, preserving original prism cleaning and temperature compensation features. With one-touch operation, auto-sleep mode, and a compact design (3.7in/9.5cm total length), it excels in labs, production lines, or field use under dim lighting. ProductSiteLaunchDate : 2025-04-15T09:38:59.088Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 41000000