Product Overview The FON-1205B 12V 5A Intelligent PWM Charger is specifically engineered for AGM, GEL, and SLA lead-acid storage batteries. It utilizes a three-stage charging logic — constant current, constant voltage, and trickle PWM charging — to ensure safe, efficient, and complete battery charging. This charger incorporates multiple safety safeguards and is available for bulk purchase with full OEM customization support. Key Features Three-step PWM charging: constant