I purchased the GT Trimmer and Blower combo with the lithium battery on April 26, 2010. I began using the product in mid June, and after approximately six uses, the battery will not hold a charge. I am not sure if the problem is the battery itself or the charger. I sent several email communications via the WORKX web site and included a copy of the order detail and payment, but I have not yet received a response. Additionally, I attempted to call customer service and both times I was on hold for more that 30 minutes before I decided to hang up... read full review »