Product Description GOYOJO HP330 Portable Spectrometer, a cutting-edge handheld device for light source color testing. It seamlessly integrates advanced micro spectrometer technology, embedded operating systems, and microcomputer technology.Features:Convenient Field Testing: Its 3.5-inch IPS touch screen allows for easy on-site testing, ensuring consistency in parameter analysis and verification. Sampling and measurement of light source parameters can be done anytime, anywhere, with efficient analysis and processing of data.Main Test Parameters: Measure color temperature (K), illuminance (lx), color tolerance (SDCM), Color index (Ra), color coordinate, wavelength (nm), color purity, light and dark visual ratio (S/P), and transmittance.Applications: Ideal for on-site testing of commercial, health, home, and building lighting. Also suitable for laboratory research, product development, quality control, and online monitoring of light source products.Product Advantages: Features USB communication and multi-platform operation via PC software control or IPS touch screen.Core Devices: Equipped with a TCD1254 CCD detector, enhanced coating grating, 16-bit high-speed AD sampling, and a high-precision optical path.Testing Advantages: Offers comparative testing, transmittance testing, timing testing, wavelength adjustment, and compensation for test results.Optical Path Characteristics: Includes multiple optical inputs, wavelength range of 380-780nm, spectral resolution of ±0.2nm, and photometric linearity of ±0.3%.Power Requirements: Comes with a charging adapter, built-in lithium battery, and Type-C data cable for convenient usage.Environment: Suitable for storage in environments with humidity <70% RH and temperature <50°C. Usage environment recommended between -10°C to +40°C, with humidity of 0-70% RH.

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Digital Analytical Balance and Lab Scale, 5000g Capacity/0.01g Precision, 500g Capacity/0.001g Precision, Stainless Steel, Multi-Unit (g/oz/ct/lb) for Jewelry, Kitchen, and Lab – Reliable, Accurate, Easy to Use, Black Panel

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Visible spectrophotometer is an analytical instrument commonly used in physic-chemical laboratories to make quantitative and qualitative analysis of specimen materials in the Visible,. The spectrophotometer has a photometric range of 0-200%T and -0.3A~3A, making it suitable for a wide range of applications, including research, clinical diagnostics, and quality control in industries like food and beverage, pharmaceuticals, and water analysis. Specification Model 721 Wavelength range 190-1100nm Wavelength accuracy ± 0.3nm Wavelength repeatability 0.1nm Spectral bandwidth 1.8nm Transmittance accuracy ± 0.3%T Photometric range - 3 ~ 3a, 0-200% T, 0 ~ 9999c Baseline straightness ± 0.001A/h Stray light 0.05% T@220nm ,360nm Stability ± 0.001a/h @ 500nm

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Auto Setting Wavelength Wavelength Range 190-1000nm

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Surface Cleanliness Tester ATP Fluorescence Detector Hotel Uses Bacteria Detector Microbial Detector ATP Fluorescence Rapid Detector   Product Feature   This ATP rapid tester adopts special sealing materials to improve the light-proof performance, and the test results are more accurate and stable. Bottom detection is not affected by the handheld or placement angle of the instrument, the detection data is not disturbed, and the result is more stable. The interface is simple and easy to operate, Reagent integrated design, convenient for travel and carrying. It has good reproducibility and provides users with more reliable and accurate data. A significant low background value is more conducive to the detection of trace ATP.Leather case packaging, strong anti-oxidation and aging properties, increase the service life.   Parameter: Detection accuracy: 2x10-18mol ATP Detection range: 0-9999RLUs Detection limit: Escherichia coli 1.0 CFU/ml Power-on Self-test: 30s Detection time:10s Accurate error:±5% correlation coefficient:?0.995 Data:RLU value;doc name;record No.;date;time;testing time Data storage capacity: ?2000 pieces of data Data display:LCD display Supply power:Working for more than 12 hours continuously and waiting for more than 300 hours, you can connect solar charger and car charger. USB interface: Connecting with computer to transport the data Working environment: 5-40°,environment humidity:20-85% Size:190*80*30mm Weight: Less than 300g    

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