Specification Brand : HOJILA BulletPoint1 : 5-inch IPS touch screen can sample and measure light source parameters anytime and anywhere. BulletPoint2 : Main test parameters: color temperature (K), illuminance lx, color tolerance SDCM, color rendering index Ra, color coordinates, wavelength nm, color purity (Purity), color saturation (Rg), color fidelity (Rf), color quality index (CQS), brightness/darkness ratio (S/P), degree, Lambertian, color gamut, color gamut coverage, and transmittance. BulletPoint3 : Can be connected to PC software test to analyze and process test data efficiently, with extremely high measurement linearity and accuracy. BulletPoint4 : Suitable for all kinds of screens, projectors, movie screens, LCD screens, point light sources, car panels, etc. BulletPoint5 : Built-in 4200Am lithium battery, long-term use of more than 12 hours. Color : One Color ExternallyAssignedProductIdentifier : 7909850024293 IncludedComponents : Spectrometer ItemName : HOJILA Handheld Spectrometer, Light Spectrum Meter, Spectral Brightness Meter, Wavelength range 380nm~780nm ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 21 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-photometers-and-light-meters Manufacturer : HOJILA MeasurementAccuracy : 1 ModelName : Eujgoovnrpauwbeig ModelNumber : Eujgoovnrpauwbeig NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : HP350L ProductDescription : Technical parameters: Model: HP350L Wavelength range: 380nm~780nm Spectroscopic mode: Long-focus cross asymmetric CT spectrometer Sensor: High-precision CCD Spectral bandwidth (FWHM): 2nm Spectral resolution: 0.2nm x, y coordinate values: x,y accuracy ±0.0015; x, y repeatability ±0.0005 Wavelength accuracy: ±0.5nm Wavelength data output interval: 1nm Brightness accuracy: First level (±4% reading ±1 reading) Color rendering accuracy: ±1.5% Photosensitive surface: Ф10mm Screen type: 5-inch HD IPS capacitive touch screen Chromaticity coordinate accuracy: ±0.0025 (relative to the standard light source traceable to NIM with a stability better than ±0.0005) Color temperature range: 1,000K~100,000K Stray light: ≤0.3% Brightness measurement range: 0.1~200Kcd/m² Measurement mode: Single test/continuous test Spectral display mode: Spectral distribution diagram Graphic display mode: CIE1931 chromaticity diagram CIE1960 chromaticity diagram CIE1976 chromaticity diagram Color tolerance ellipse diagram Color rendering index circular diagram Color rendering index bar graph TM-30 realistic distribution map TM-30 chromaticity change distribution map TM-30 (Rg/Rf) Integration time: 50µs~10000ms File save format: Source file/PDF/EXCEL, etc. Communication interface: Type-C interface Using temperature/humidity range: (-10~40)℃, relative humidity <70% (no condensation) Storage temperature/humidity range: (-20~45)℃, relative humidity <70% (no condensation) Zero calibration method: Automatic zero calibration Screen size: 5.0"IPS high-definition LCD touch screen Storage capacity: 8G Power supply method: Built-in lithium battery/power adapter Host size/weight: 160mm × 81mm × 21.8mm/About 300g (including battery)