Halfords 4A smart battery charger 4A smart battery charger and maintainer Suitable for 6v and 12v batteries4A smart charger2-4A variable charging rateStart/Stop compatibleDesigned for long-term chargingAutomatically switches to long-term maintenance when battery is fully charged7-stage charging cycle for lithium batteries/9-stage cycle for lead acid/AGM batteriesSafe charging: reverse polarity and short-circuit protectionCold weather maintenance mode protects your battery in low temperaturesBacklit LCD shows voltage and charging progressQuick connectors with clamps or O-ring terminals for use on batteriesSimple one-touch button operationUk onlyuk only
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