Xiyue Solar Power Meter Digital Solar Meter, Solar Irradiance Meter for Solar Energy Testing, Solar Transmission Meter with Accuracy Drift<1.5%/Year&Btu/(ft2-h)& W/m² Units for Meteorology Sun Measurement Gas Detector

【High Accuracy】The Solar Power Meter is accurate, Drift: <1.5%/year, and it's comes with two selectable unit W/m² and Btu/ (ft2-h), with measuring range of 0.1~1999.9 W/m²/ 0.1~1999.9 Btu/(ft2-h) 【Data HOLD】pyranometer is designed with “HOLD” button to be able to support data retention for convenient recording and review of measurement 【Easy Operation】The Sun Meter support measureing wave length range is from 340 to 1100nm, the sampling time is 2.5 t/s, you may directly measure without any adjustment 【Large LCD Display】 The digital solar power meter is equipped with large LCD display, the maximum displayed numerical value is 19999 【Wide Applications】The solar watt meter is Ideal for a wide range of applications including solar panel installation, solar energy research, photovoltaic system maintenance, building energy performance assessment, meteorology, agriculture, and measuring light intensity through vehicle windows