Lightweight and Ergonomic Design - The WORKPRO electric fish knife is designed to be lightweight, making it easy to use for cutting fish (Weighing only 1lb, excluding blades and battery), this electric fish knife features a rubber-coated handle that provides a comfortable grip. Plus, it comes with two replaceable razor blades, two removable battery packs, and a heavy-duty storage case for easy transport and storage. Long-Lasting and Quick Charging Batteries - The fish fillet knife set comes with two 2.0Ah Lithium-ion rechargeable battery packs that can be easily and swiftly charged using the included WORKPRO 12V fast charger, completing a full charge within just 1 hour. Each battery provides up to 1 hour of usage and can be fast-charged in just 1 hour. With the inclusion of two batteries, uninterrupted operation is practically guaranteed. Each battery pack contains three 3.7V 18650-2000mAh Lithium-ion batteries, thereby optimizing efficiency during fish filleting tasks and saving precious time. Interchangeable Razor-Sharp Blades - The cordless fish fillet knife is furnished with two sizes of reciprocating razor blades: an 8" flex blade and a 10" stiff blade. Crafted from premium carbon stainless steel, these blades are not only sharp but also highly strong, catering to a wide range of fish species such as snapper, cod, flounder, tuna, swordfish, halibut, salmon, and ocean perch. Enhanced Safety Features - Safety is paramount in the design of the fish knife set. The non-slip grip handle offers excellent grip control to ensure safe and hassle-free fish cutting. Furthermore, the secure lock feature guarantees that the battery power remains firmly in place as you operate the cordless fillet fish knife. Sturdy Storage Case - The fillet fish knife set includes a sturdy storage and carrying case. This convenient case allows you to pack and transport all components effortlessly for your fishing trips. For prolonged service life, remember to store the electric fillet fish knife in the case when not in use, ensuring it remains dry and well-protected. WORKPRO 12V Cordless Electric Fillet Knife with 8'' and 10'' Razor-Sharp Blades, Cordless Fillet Knife with Non-slip Grip Handle and Safety Lock, 2 Rechargeable Battery Packs, 1 Quick Battery Charger, and 1 Storage Carry Case for Fishing, Filleting, Outdoors