Features:
☀About Digital Solar Power Meter : There are two units that can be selected: W/m² and Btu.
☀Application：This sun light radiation measuring testing instrument is a precision instrument measuring the intensity of sunlight.
☀Wide Use: It supports maximum value hold function and data hold function.Widely used for solar radiation measurement, solar energy research, meteorology, agriculture, physical and optical experiments.
☀Convenience：This solar radiation measuring instrument can measure directly without adjustment, steadily measure for a long period.
☀Service Guarantee: We offer a 24-month worry-free warranty. If you encounter any problems with our equipment, please feel free to contact us and our staff will reply within 24 hours.

Specification:
Model: SM206
Resolution: 0.1W/m², 0.1Btu/(ft²-h)
Range Error: ±10W/m² (±3Btu/(ft²-h) or ±5% of measured value
Temperature Error: ±0.38W/m²/℃ ±0.12Btu/(ft²-h)/℃ deviation at 25°C
Display: 3-3/4 LCD display, maximum 3999
Overload Display: "OL"
Shift:
Measurement Range: 0.1-399.9W/m², 1-3999W/m², 0.1-399.9Btu/(ft²-h), 1-3999Btu/(ft²-h)
Sampling Time: 0.25 seconds/time
Operating Temperature and Humidity: 0~50℃,
Storage Temperature and Humidity: -10~60℃,
Battery: 9V battery (NOT included)
Size: 132*65*38mm / 5.2*2.6*1.5in
Weight: 325g / 11.5oz (approx.)

Package list:
1 * Solar Radiation Measuring Instrument (battery is NOT included)
1 * User Manual
1 * Packing Box