OptiMate 4 Quad Program PREMIUM Edition GOLD series: 9-step 12V / 12.8V 1.25A sealed battery saving charger & maintainer.. The ultimate in battery care for the high technology 12V / 12.8V battery in your BMW or Triumph adventure, touring, cruiser or performance motorcycle, ready to charge through the12V DIN socket, or charge the battery directly on all other power-sport vehicles – the world’s most advanced power-sport battery charger!. Ideal for 12V lead-acid & 12.8V / 13.2V lithium LFP (LiFePO4) batteries.. Quad program: select program 2 or 4 to charge through BMW CAN-bus controlled 12V socket, or program 1 or 3 to charge through Triumph 12V live (hot) socket, or to charge battery direct.. PREMIUM EDITION: Includes the O-19 cable accessory – to charge through BMW & Triumph motorcycles’ 12V DIN socket.. Fully automatic multi-step program brings the battery safely to full charge – Select by battery type & charge requirement and OptiMate 4 Quad Program does the rest, no supervision required!. BMW motorcycle CAN-bus compatible, automatic activation.. Smart desulphation from 0.5V, for Pb battery.. Safe to leave connected. Full electronic protection.. 24/7: Maintains battery at full charge and good health.. BMS: Low voltage recovery & BMS reset, for LFP battery.. S.O.H.: Tests battery state of health.. Green Technology: Energy saving technology. Stand-by power less than 0.5W and Efficient 24-7 battery maintenance.. IP54: Weatherproof. Rated for use down to -40°C / -40°F..