Bubba Lithium Ion Cordless Fillet KnifeYou asked for it, and we delivered. This Lithium Ion Cordless Electric Fillet Knife is ergonomically designed to fit perfectly in your hand. We've stayed true to our roots by incorporating the iconic non slip grip handle, which allows you to cut through fish like butter. Our lithium ion battery has the longest run time of any electric fillet knife on the market, so you can stack fillets until you're out of fish. The engineered ventilation has been