All features operate in the onboard microprocessor, which communicates straight to your battery. The MP00205A starts with high amperage to find the battery charged up fast, and then slows down automatically to some reduced amperage because it reaches capability. Compatibility for this NOCO motor vehicle battery charger ranges from damp https://caidenqwadg.wikicarrier.com/408108/usb_c_and_usb_a_car_charger_for_dummies