!!! Can not charge lithium battery !!! Please be noted that we stock our products in UK, and you will get your package in around 2-3 workdays, while there are some other sellers who claim to be UK stock too, but take more than a week (3-5 Days) to deliver, which are usually China stock in fact. Sepcifications: Brand New Battery Charger Input Voltage : 180V-250V AC Max Charging Current : 40Amp Protection : Short Circuit, Overtemp, Overvoltage protection,Over current protection Cooling Fans Production Condition : Brand New 1 Year Warranty : 1 Year Manufacturer Designed specifically for use within caravans, motor-homes and campervans Conforms to current EMC and electrical safety regulations and is fully CE marked Efficient smart charger (supply continuous charging to your leisure.