Sealey spi3s intelligent lithium battery charger 3amp 6 12v sealey spi3s p this lithium battery charger from sealey is a fully automatic microprocessor controlled charger featuring patented speed charge technology designed to charge the battery up to 3 times faster than conventional battery chargers without damaging the battery p p equipped with no nonsense wipe clean touch pad controls bright clear easy to read led status lights and heavy duty cases plus lcd progress display scre