Check MAXI fuse circuit draws up to 80 AMPS!. Large LCD display with Peak Hold and Analog Bar Graph. Plugs directly into fuse socket and incorporates the original fuse during testing. Applications in heavy duty, automotive and marine electronics. Also measures ATC and Mini fuse circuit draws Some of the applications include heavy dutyequipment circuits, Anti Lock Brake Circuits,Car Stereo Circuits and more... With adapters, this unit can also measureATC andMINI fuse circuits.