Item Type: Generator Battery Charger Material: Aluminum alloy Supply Voltage: AC165-265V 50Hz Working Voltage: 80-275V Operating Frequency: 20-600Hz No Load Power Consumption: 3VA Output Voltage: DC22-28V (adjustable) Output Current: DC3.5-4.5A Overload Delay: 60 seconds-180 seconds Short Circuit Delay: 15 seconds Applicable to: 12, 24V battery charging Features: Overload memory protection, short-circuit memory protection, reverse protection function, wide voltage adaptation range, low power consumption, light weight, easy installation and long continuous service life, etc. It is suitable for automatic generator set continuous long term replenishment of electricity, as well as general battery replenishment for a long time, the charger has wide applicability, superior performance and reliability, with a simple structure, safe and reliable features.