❤【Wide Spectrum, Multi-Parameter Measurement, One Device Meets Multiple Scenarios】The spectral range covers 340–1000nm, supporting multiple optical parameters including spectrum, color temperature, color coordinates, illuminance, color rendering index (Ra), PPFD, PAR, and blue light hazard. ❤【High-Precision Professional Measurement, Reliable Data】Spectral resolution up to 7nm, chromaticity coordinate accuracy of ±0.004, and illuminance measurement range of 2–300,000 lux. ❤【Portable Design, P-lug and Play】Measuring only 30×28×20mm and weighing 14.5g, it's lightweight and portable. Connects to an Android phone/tablet or Windows computer via USB, no batteries required, for p-lug-and-play operation. ❤【Specialized for Horticulture Lighting, PPFD/PAR Support】Built-in photosynthetic photon flux density (PPFD) and photosynthetically active radiation (PAR) measurement functions, optimized for plant grow lights. I-deal for light management and optimization in greenhouses, vertical farms, and plant factories. ❤【Supported by supporting software, easy operation】Compatible with Windows 10/11 PC software and Android mobile app, one-click measurement and PDF report generation. Features include automatic integration time adjustment and a 10fps frame rate, flexible operation, and convenient data export.