Specifications: Item Type: Spectrophotometer Material: ABS Model: DS62 Measurement Geometry: D/8, SCI+SCE Combined Measurement of SCI+SCE: Supported Integrated Physical Hole: Supported Measurement Reproducibility: dExab≤0.02 Display Accuracy: Illumination Source: Full Band Balanced LED Light Source Source: Supported Aperture: Diameter Approx. 11mm / 0.43in, 6mm / 0.24in, 3mm / 0.12in Measured Indices: Spectrum Reflectance, CIE-Lab, CIE-LCh, , CIE-Luv, XYZ, Yxy, RGB Color Difference (ΔExab, ΔExcmc, ΔEx94, ΔE*00), Whiteness (ASTME313-00, ASTME313-73, CIE, ISO2470, R457, AATCC), Yellowness (ASTM D1925, ASTM E313-00, ASTM E313-73), Blackness (My, dM), Color Fastness, Color Change Fastness, Tint (ASTM E313-00), Color Density (A, T, E, M), Metamerism Index Milm, Munsell, Hiding Power, Strength (Dye Strength, Coloring Power) Light Sources: A, B, C, D50, D55, D65, D75F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12CWF, U30, U35, DLF, , TL83, TL84, ID50, ID65, LED-B1, LED-B2, LED-B3, LED-B4, LED-B5, LED-BH1, LED-RGB1, LED-V1, LED-V2 Software Support: for Andriod, for ccuracy Assurance: Measurement Guarantee Viewing Angle: 2°10° Integration Sphere Diameter: Approx. 40mm / 1.57in Compliance with Standards: CIENo.15, GB/T3978, GB2893, GB/T18833, ISO7724-1, ASTME1164, DIN5033T7 Spectroscopic Mode: Precision Machined Spectrophotometer Sensor: Double 16 Group Silicon Photodiode Array Wavelength Interval: 10nm Wavelength Range: 400-700nm Reflectance Measurement Range: 0-200% Reflectance Resolution: 0.01% Measurement Time: Approx. Second Interface: USB, Screen: Full Color Display, 3.5 Inches Battery Capacity: Single Can Continuously Measure 8000 Times, 7.2V Rechargeable Li Battery 3000mAh x (Included) Light Source Lifespan: 5 Million Times Language: Simplified Chinese, English Data: Instrument: 10000 Data, APP: Massive Storage Press the side button to turn on, then press to test. Package List x S