Smart battery charger with multi-stage charging cycle OSRAM BATTERYcharger 906 is a 6A smart charger and battery "keeper" for 6 and 12 V vehicles, including motorcycles and most smaller vehicles. 7-stage one-button charging cycle for lithium batteries with only 9-stage lead-acid / AGM batteries. Plug in and make sure your car battery charger supports your car battery, as it automatically adjusts to long-term maintenance mode when the battery is full. It has a digital display that facilitates the charging process and many safety features, including reverse polarity and short circuit protection. Cable length 1.5m 220V cable length 1.5m Winter mode: YESSTART/STOP compatibility: YES