Laser 77121 Gunson Automotive Fuse Tester 4 in 1

Ideal for both the toolbox and the glovebox, this handy automotive fuse tester from Gunson (part no. 77121) quickly and conveniently checks for blown fuses. The adjustable pins allows it to be used on mini, standard and maxi sized automotive fuses. If the fuse is good the LED illuminates.The LED bulb is powered by a DC15V battery that can last more than 100,000hrs. If the fuse needs replacing then the reverse of the tester is used to unclip and remove the fuse.