available:
48V3.0A chargers for 48V18Ah or 48V20Ah lead-acid battery packs
48V1.8A chargers for 48V12Ah or 48V14Ah lead-acid battery packs
36V1.8A chargers for 36V12Ah lead-acid battery packs
24V1.8A chargers for 24V12Ah lead-acid battery packs
more details on http://www.raylight.ca