* OptiMATE 3 Quad bank, the fully sealed 4-bank battery saving charger & maintainer for 12V AGM, GEL or STD batteries - The dealer's choice for busy workshops. * OptiMATE 3 chargers are trusted by global motorcycle OEMs, including Honda, Triumph, Suzuki, Yamaha, Kawasaki and more. * "Independently charge, test and maintain 4 x 12V lead-acid (STD, AGM, GEL) batteries - always fresh, always ready! " * Saves 'dead flat' sulphated batteries from as low as 2V. * Tests automatically - indicates if there is a battery problem. ; OptiMATE's 24-7 smart maintenance s more battery power, longer battery life!