solar power meter, digital solar power tester SM206

Solar Power Meter,power meter SM206

Model: BND-SM206

Features

Selectable from two units: W/ and Btu
Peak value retention function
Data retention function
Measure directly without adjustment
Steadily measure for a long period

Specifications
1.Resolution: 0.1W/m2, 0.1 Btu/(ft2-h)
Error range: ± 10W/m2 [±3 Btu/(ft2-h)] or ±5% of the measured value Temperature error: ±0.38W/m2 / °C [ ±0.12 Btu/(ft2-h)/°C] deviation at 25°C 
Display: 3-3/4LCD display, maximum displayed numerical value 3999 
Shift: <±3% /year 
Overload display “OL” 
2.Range: 0.1-399.9 W/m2, 1-3999 W/m2, 0.1-399.9 Btu/(ft2-h), 1-3999 Btu/(ft2-h) 
Sampling time: 0.25s/time 
Operation temperature and humidity: 0°C to 50°C <80%RH 
Storage temperature and humidity: -10°C to 60°C <70%RH 
Dimensions and weight: 132(L) x 60(W) x 38 (H)mm 
Weight: approx. 150g 
Battery needed: 9V battery
Battery operation life: Approx. 100 hours