Solar energy radiation meter

Solar energy meter or solar radiation meter are measuring instruments that measure instantaneous solar radiation. This instrument can also be used to measure the transmittance of the sun through transparent and film glass.
Features:
Choice between: W/m2 or BTU / (ft2*h)
Measuring range: 2000W/m², 634 NO/(ft²*h)
Accuracy: ±10W/m² 【±3 BTU (ft²*h)】 or ±5%, whichever is greater in sunlight;
Display: 3¾ digit LCD with maximum reading 3999
Sampling time: Approx. 0.25 seconds
Resolution: 0.1 W/m², 0.1 NO/(ft²*h)
EMC: This instrument is EMC compliant and has passed compliance tests according to
EN61326 (1997) + A1 (1998) + A2 (2001).
Dimensions: 134x48x27mm
Weight: 90 grams

The kit includes:
1 x Solar Meter
2 x AAA Batteries
1 x Calibration Certificate
1 x Soft Storage Case
1 x Instructions