Oxford EL570 Oximiser 900 Essential Battery Management System, Black/Yellow

Can be left permanently connected to provide guaranteed long term battery care. Suitable for all 12V battery types up to 30Ah, including Gel, MF and Acid batteries. Heavily discharged batteries as low as 4.1V can be charged if the battery is not damaged. 6 Stage battery management system: Polarity check, Battery Analysis, Bulk Fast Charge, Absorption Charge, Voltage Check, Maintain Mode