Based On The Best Selling Sterling Power Bb1230 - Now Includes 350W Mppt Solar Regulator This Model Is Euro 6+ Compatible - Regenerative Braking / Smart Alternator Mode Can Operate Without An Ignition Feed • High Power Battery To Battery Charger With 350W Solar Mppt • 12V 30A Specification • Ideal For Commercial/Leisure Vehicles And Marine Applications • Easily Installed With No Complicated Wiring • 1A Back Feed To Maintain Starter Battery • 3 Stage Battery Charging Program • Regenerative Braking And Does Not Require Ignition Feed (Euro 6+ Compatible) • Additional Modes With Ignition Feed And Timer Options • 8 Preset Battery Chemistry Options Plus Custom Profile Settings