Features: Designed specifically for photovoltaic systems, this highly power MPPT tester accurately measures key parameters including output power, open circuit voltages, and short circuit current for solar panel, battery packs, and inverters. Featuring a large 240x320 resolution LCD screen for clear data reading and integrated data storage capabilities, this photovoltaic analysis captures and records extensive tester information for detailed analysis and reporting. Ideal for solar energy professional, photovoltaic systems engineers, and maintenance personnel requiring precise performances evaluations of photovoltaic components and systems. Perfect for on site field testing, systems commissioning, routine maintenance checks, and laboratory analysis of photovoltaic installations to ensures optimal efficiency and performances. gains valuable insights into your photovoltaic systems's operations with precise maximumly power point tracking (MPPT) efficiency measurements, enabling effective systems optimization and energy yields improvement. Specifications: Component: ABS. Size:Approx.176x88x38mm/6.92x3.46x1.49inch Weight: 700g. Specifications: ET273, ET275. Solar voltages: 3~90.00V, error ±1.5%+5. Solar current: 0~40.00A, error ±1.5%+5. Solar MPPT power: 0~2000W, error ±1%+5. voltages curved: color / green. Current curved: color / blue. Power curved: Color/Red. Package Includes: 1 Set LCD Photovoltaic Tester note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.