This battery charger 12V 40ah lead acid batteries is powerful and durable. Microprocessor control makes it automatic and enables accurate charging process that gives batteries long life. High frequency current pulse is used to recondition batteries that are weak, sulfated or deeply drained. The automatic lead acid battery charger has protective electronics that automatically cut the battery with the charger circuit when the battery will become full charged, so the charger can be left connected for long periods. Intai's business scope covers customized special chargers to fulfill customers' charging requirements including automatic sealed lead acid battery charger of high power density and high level of safety. Based on our deep understanding on the battery characteristics and charging technique, our R & D team has the ability to addresses the key challenges for battery charging applications such as safe charging, maximize battery capacity, minimize charge time.