Functionality: They convert 12V DC battery power into 220V/230V AC electricity and feature a built-in charger to replenish batteries from the mains.
Applications: Suitable for running small appliances, lights, fans, and charging electronic devices like laptops during power outages.
Safety Features: These units typically include overload, short-circuit, and high-temperature protection.
Specifications: The models, often labeled SI-500VA or similar, have a maximum power capacity of 500W and a 50Hz frequency