DUAL-SLOT FUSE HOLDER - It provides one fuse holder to protect circuit and provides a lead with the second fuse holder for circuit. EASY TO USE - Plug into an existing fuse holder. Easy to install the additional circuits without splicing or cutting. WIDELY APPLICATION -assorted add a circuit Fuse Tap Adapter kit commonly fits for blade fuses (rating 2Amp-40Amp). 3 Types:1.Low profile mini fuse adapter fits for Korean Cars;2.Mini fuse adapter fits for Japan and US Cars;3.Standard fuse adapter fits for European Cars. Perfect for car alarm, cell phone charger, GPS, DVD player, dash cam, etc Type: Low Profile Mini & Mini & Standard Add-a-circuit blade fuse holder; Cable Type: Heavy duty 16 gauge red color wire; Support Fuse: blade fuse. (rating 1Amp-30Amp); 100% brand & high quality Compatible with 12/24v vehicle electrical systems Easy to add a fuse to protect car alarm, dash cam,DVD player, GPS, Cell phone charger, etc. Fits for Most Vehicles (such as cars, trucks, SUVs, 4X4, boats and RVs), Car Electronic Device (eg: Dashboard camera, radar detector, GPS, car recorder, car alarm, radio, DVD player and other electronic devices.),Boat (for adding LED strip, DVD player, GPS, radio and other electronic), GPS and Circuit Diagram, etc How tio Use: 1. Just crimp a fuse tap on the end of wire; 2. Plug and play at the fuse box. 12pcs colour:black Material:ABS Package Contents: 12x Low profile mini fuse adapter 12x 5 Amp low profile mini blade fuse 12x Mini fuse adapter 12x 5 Amp mini blade fuse 12x Standard fuse adapter 12x 5 Amp standard blade fuse