Specifications: Model: SK-705Maximum Power: 1000WMaximum Power Voltage: 80VMaximum Power Current: 35AOpen-Circuit Voltage: 12-80VOpen-Circuit Current: 35ADisplay: 3.2-Inch ScreenAuto/Manual Range: SupportedAlerts: Buzzer Sound and Screen BacklightBack-Injection Protection: YesAdditional Functions: Auto Power Off and Data HoldPower Supply: 1.5V * 3 AAA Batteries(not included)Dimensions: 143 x 76 x 32 mmWeight: 198g Model: SK-705SMaximum Power: 2000WMaximum Power Voltage: 120VMaximum Power Current: 35AOpen-Circuit Voltage: 12-120VOpen-Circuit Current: 35ADisplay: 3.2 InchAuto/Manual RangeBuzzer Alert/Screen BacklightBack-Injection ProtectionAuto Power Off/Data HoldPower Supply: 1.5V x 3 AAA(not included)Size: 143 x 76 x 32 mmWeight: 198g Features: 1.High-Power Capacity: Supports up to 2000W and 35A for accurate photovoltaic performance testing.2.Wide Voltage Range: Measures open-circuit voltages from 12V to 120V, ideal for various solar setups.3.User-Friendly Interface: Equipped with a 3.2-inch LCD screen for clear and easy-to-read results.4.Interactive Alerts: Buzzer notification ensures users are promptly informed during testing.5.Convenient Data Features: Offers data hold and auto power-off function for reliable recording and energy-saving use. Package Included: 1 x Photovoltaic Power Tester1 x Pair of Test Leads1 x Accessories Kit1 x Portable Carrying Bag1 x User Manual