Lead-acid battery charger adapts switching mode control, 3-stage ... 50Hz / 60Hz 3) Excellent DC stability: as the charger, adopted high frequency switching technique, is able to ... and increase the life of batteryModel no.: 1) EVPC-12V-A, 1. 0A, 13. 8V 2) EVPC- ... -36V-A, 1. 6A, 41. 8V 4) EVPC-12V-B, 1A, 13. 8V 5) EVPC-24V-B, ... 7A 55. 2VPacking:Bubble bag, color box Battery Charger for Lead-Acid Battery