The KY9130 is a 12V/24V 5A intelligent battery charger designed for diesel generator applications. It features multi-stage charging with constant current and voltage during recovery, automatically switching to float mode upon completion. Safety is enhanced with reverse polarity protection, short circuit protection, and current limiting. The charger operates within a wide input voltage range of 90-305V AC at 50/60Hz, ensuring compatibility with various power sources. Its compact design measures 136 mm x 140 mm x 63 mm and weighs 0.5 kg, making it suitable for space-constrained installations.