Solar Power Meter (SM206)

Features:  
1. Selectable from two units: W/M² and Btu
2. Peak hold function
3. Data hold function
4. Measure directly without adjustment
5. Steadily measure for a long period

Specifications:
1. Resolution: 0.1W/M², 0.1Btu/(ft2-h)
2. Error range: ±10W/M²; ±3Btu/(ft2-h) or ±5% of the measured value
3. Temperature error: ±0.38W/M²/ºC; ±0.12Btu/(ft2-h)/ºC; deviation at 25ºC
4. Display: 3-3/4 LCD display, maximum displayed numerical value 3999
4. Shift: <±3% /year
5. Overload display “OL”
6. Range: 0.1-399.9 W/M², 1-3999 W/M², 0.1-399.9 Btu/(ft2-h), 1-3999 Btu/(ft2-h)
7. Sampling time: 0.5 second
8. Operation temperature and humidity: 0°C to 50°C; <80%RH
9. Storage temperature and humidity: -10°C to 60°C; <70%RH
10. Dimensions and weight: 132 x 60 x 38mm
11. Weight: approx. 150g
12. Battery needed: 9V battery