Description: The OSRAM BATTERY charger 904 is a 4A smart charger and battery maintainer for 6V and 12V vehicles including motorbikes and most smaller vehicles. 7 stage charging cycle at the touch of a button for Lithium batteries with only a 9-stage cycle of Lead Acid/AGM batteries. Connect and be sure that the car battery charger is maintaining your car battery as it automatically adjusts to long-term maintenance mode when battery is full. Includes a digital display to make the charging process easier and a host of safety features including reverse polarity and short-circuit protection. Product information: Smart battery charger. Maintenance Charge (up to) – 2.0 A. Max battery capacity – 90 Ah. Min battery capacity – n/a. Charge Rate (Up to) – 4.0 A. Stages: Lead, AGM, EFB – 9. Stages: Lithium – 7. Battery Connection – O-rings, Crocodile Clamps. Dimensions: Length – 146.0 mm. Width – 85.0 mm. Height – 51.0 mm. Power Cable Length – 1.5 m. Clamps Cable Length – 1.5 m. Recommended to use with: Motorcycle and Car.