Compact, battery solar multimeter designed for testing portable, foldable, and roofmounted solar panels. Built for manufacturers, distributors, installers, and solar enthusiasts who need fast, reliable performance data in the field or on the production floor. Key benefits Battery operation: Draws power directly from the connected solar panel, eliminating the need for batteries and preventing downtime from drained power sources. Clear data display: Large LCD screen with backlight provides easy reading under direct sunlight. Displays Pmax, Vmp, Imp, and Voc for comprehensive performance analysis. Versatile compatibility: Suitable for a wide range of solar panels including portable, foldable, and roofmounted models. Useful for production testing, installation checks, and troubleshooting. Durable and portable: Housings made of ABS material for toughness while remaining lightweight for transport. Includes a storage case for convenient transportation and safekeeping. Practical performance: Delivers essential electrical parameters quickly, helping users confirm panel output, identify underperforming modules, and verify system behavior without extra equipment. Specifications and attributes Functions: Measures and displays maximum power point and key voltages and currents, enabling complete panel performance assessment. Compatibility: Works with various solar panel types used in consumer, commercial, and industrial applications. Material and size: ABS construction for durability; compact and lightweight for easy handling and storage. Display: Large LCD with backlight for improved visibility in bright outdoor conditions. Typical use scenarios Manufacturing quality control: Rapidly verify Pmax, Vmp, Imp, and Voc on an assembly line to confirm each panel meets performance specifications before shipment. Onsite installation check: Installers verify panel output on a roof to confirm correct orientation, shading effects, and expected maximum power under real sunlight. Outdoor and portable power testing: Field technicians or enthusiasts test foldable and portable panels during deployment for camping, mobile charging, or temporary installations. This multimeter provides a straightforward, battery solution for measuring essential solar panel parameters, improving testing efficiency and reducing interruptions during field or production activities.