VMAX Marine Battery Charger BC1215 15 Amp 12 Volt 7 Stage Smart Charger/Battery Maintainer for VMAX Marine AGM Batteries (MR96, MR107, MR127, MR137, MR197) Fully Automatic Smart AGM/GEL/SLA Battery Charger for VMAX Marine Batteries Bulk Charge Current: 15A Float Voltage: 13.8V with Pulse Feature The VMAX BC1215 utilizes the latest technology in AGM, Gel and flooded lead-acid MC (Microprocessor Controlled) battery charging. The BC1215 is ideal for use with 60-225AH batteries (4-15hr est. charging time), yet capable of charging up to 300AH batteries in 24 hours.