VMAXTANKS 12 Volt Battery 7 Stage Smart Charger BC1215 12V 15A Fully Automatic Smart Charger for VMAX Solar Series Batteries (SLR60, SLR85, SLR100, SLR125, SLR155, SLR175) 15 Amp Smart Charger for any 12 Volt AGM, Gel, or SLA battery. 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. Fully Automatic Smart AGM/GEL/SLA 15 Amp 12V Battery Charger