Keeps fuse sealed Moisture resistant Easy to change the fuse 1/4″ tab connectors 30 amp ATM (Mini ATO) fuse included In-line ATM blade fuse holder with wires and insulated 1/4″ battery terminal connectors Sometimes called a mini ATO, ATM fuses are slightly smaller than ATO fuses but are not interchangeable 30 Day Warranty Description In-line ATM blade fuse holder with wires and insulated 1/4″ battery terminal connectors. Sometimes called a mini ATO, ATM fuses are slightly smaller than ATO fuses but are not interchangeable. This fuse holer with wires Includes a 30 amp ATM (mini ATO) fuse. We also carry the correct 30 Amp ATM Blade Fuse for this fuse holder.