Like most products of this manufacturer, this leaf blower is a weak performer. 3-1/2 to 4 hours of charging time will yield about 12 minutes of operation before its out of juice. The blowing effect is weak and most buyers would do well to avoid this one.
William Does Not Recommend This Product
I am sorry about your experience with this blower, please contact Black and Decker directly if you need to resolve your issue.