The Vexilar FLX20 Genz Pack offers a new and improved sonar design to bring you more success on the ice. The Vexilar FLX20 features a 12-volt 9-amp battery and a charger, so you'll have everything you need to start locating fish. This Vexilar FLX20 comes standard with a 12-degree IceDucer that provides more accurate sonar returns for more precise readouts. The flat-screen display on the Vexilar FLX20 offers wide viewing so more than one angler can view the screen at the same time. With three different colors of LED lights, this screen offers a 20% brighter and sharper display. Two bottom zoom zones, reduced power consumption, and increased depth range add to the unmatched performance of this ice fishing locator. Perfect for every angler, the Vexilar Vexilar FLX20 Genz Pack Flasher pairs an easy-to-read display with accurate sonar returns.Includes:(1) Vexilar FLX-20 Flasher/Fishfinder(1) Vexilar Genz Pack(1) Vexilar 12-degree Ice-Ducer(1) Transducer Float(1) 12V 9 Ah SLA Battery(1) Battery ChargerFH1000 Fuse Holder Manufacturer's Notes:Mounted on the positive terminal of your battery is a fuse holder and fuse. Vexilar knows your battery can cause fires if a dead short happens, so we have taken the added safety precaution to include this fuse holder with a 3 amp fuse for your battery.It comes standard with a 3 amp automotive fuse, but you can put in a size fuse from 3 amp to 10 amps.If your sonar system does not power-up, check to see if fuse or fuse holder is loose.If your sonar system does not power-up, inspect the fuse itself, if the wire inside the fuse is burnt, the fuse must be replacedYES your Vexilar can run without the fuse holder by connecting directly to the battery, but please use it whenever possible for safety purposes.