SM206 Digital Solar Power Meter, Handheld Solar Radiation Meter with LCD Display, Sunlight Irradiance Tester with W/m² & Btu Units, Max Hold and Data Hold for Solar Research, Agriculture

Specification: Model: SM206 Resolution: 0.1W/m², 0.1Btu/(ft²-h)Range Error: ± (10%R+2dgts)R: readingsTemperature Error: ±0.38W/m²/℃[±0.12Btu/(ft²-h)/℃] deviation at 25°C Display: 4-1/2 LCD display, maximum display numerical value 19999Overload Display: OLShift: Measurement Range: 0.1-1999.9W/m², 0.1-1999.9Btu/(ft²-h)Sampling Time: 2.5 seconds/timeOperating Temperature and Humidity: 0~40℃, Storage Temperature and Humidity: -10~50℃, Battery: 9V battery (NOT included) Size: Approx. 132 x 60 x 38mm / 5.2 x 2.4 x 1.5in Weight: 325g / 11.5oz (approx.)Package list:1 * Solar Radiation Measuring Instrument (battery is NOT included)1 * User Manual1 * Packing Box

• Accurate Solar Radiation Measurement – The SM206 digital solar power meter is designed to measure sunlight intensity quickly and directly, making it a practical tool for checking solar radiation and irradiance levels in everyday testing applications.
• W/m² and Btu Unit Selection – Easily switch between W/m² and Btu/(ft²·h) to match different testing preferences and reporting needs, ideal for users working in solar energy research, environmental monitoring, and field measurement.
• Max Hold and Data Hold Functions – Built with maximum value hold and data hold features, this handheld sunlight meter helps you capture peak readings and keep values on screen for easier observation and recording.
• Stable Long-Term Monitoring – The meter supports direct measurement without complicated adjustment and is suitable for continuous observation over longer periods, helping improve convenience during repeated testing sessions.
• Handheld Meter for Multiple Applications – Suitable for solar energy research, meteorology, agriculture, physical experiments, and optical testing, this solar radiation meter is a useful measuring instrument for lab, field, and educational use.