VMAX857 & BC1204A PKG 12 Volt 35Ah SLA AGM Deep Cycle Group U1 Battery & VMAX 3.3Amp 4-Stage 12V Microprocessor Controlled"Smart" Charger/Tender/ Maintainer VMAX-857 12 Volt 35Ah Sealed Lead Acid AGM Deep Cycle Maintenance Free Battery VMAX 3.3Amp 4-Stage 12-Volt Microprocessor Controlled "Smart" Charger/ Tender/ Maintainer. The VMAX BC1204 Smart Charger utilizes the latest technology in AGM, Gel, and flooded lead-acid battery charging IDEAL FOR SOLAR, MARINE AND TROLLING MOTORS, RVs, CAMPERS and many other 12V applications FRESH, Brand new VMAX857 12V 35Ah Battery [VMAXTANKS AGM Batteries, Tough Batteries for Tough Applications]