Lutron SPM-1116SD Solar Power Meter, SD Card

\nSD Card real time recorder\nSOLAR POWER METER\nModel : SPM-1116SD\n* Real time recorder, save the data into the SD memory card and can be downloaded to the Excel, extra software is no need.\n* Wide spectral range, long term stability, cosine correction.\n* Range : 2000 W/m2, 634 Btu/( ft2 x h ).\n* Spectral response : 400 to 1100 nm.\n* 3 functions : Solar power, Power integration, Transmission.\n* Cosine corrected.\n* Both meter and sensor probe are built-in the tripod fix nut, easy installation.\n* Separate probe, easy for operation of different measurement environments.\n* Data hold, Record ( Max., Min. ).\n* SD card capacity : 1 GB to 16 GB, SD card is optional.\n* RS232/USB computer interface.\n* Application : solar radiation measurement, solar power research, physics and optical laboratories solar transmission measurement.\n* Patented.\n