• It features touchscreen and keyboard operation, includes external interfaces, and supports storage expansion via a USB port.

• Outdoor low-illuminance volt-ampere characteristic testing, with standard STC test condition correction provided.

• Built-in rich database of solar cell module correction models, it provides users with comprehensive parameter setting functions, making it convenient for users to manually add test and correction models.

• With an internal high-voltage isolated power supply.

• Automatic range switching function with over-voltage, over-current and temperature protection.

• Built-in high-capacity replaceable lithium-ion battery.

• Equipped with environmental monitoring functions such as solar panel temperature detection and solar irradiance detection.

• Measurable parameters: I-V curve, P-V curve, short-circuit current, open-circuit voltage, maximum power, maximum field voltage, current, solar cell temperature, irradiance, etc.•