It charges the batteries fairly quickly. It seems that it is susceptible to failing after about a year. Perhaps the manufacturer could apply additional regulation circuitry to better protect it from early life faulureHad to replace my old charger and this one works perfect.To charge my Echo lawnmower batteryCharger does not workLike itThe charger works without problem. The charging seems to take a little too long for my expectations. Perhaps the is the way it is supposed to work, but for topping up the charge it took longer than it is advertised. Other than that, it has not failed in two recharging operations so far.Worked perfectly and delivered so quickly!So far so good. Charging correctly.