DUAL-SLOT FUSE HOLDER - It provides one fuse holder to protect circuit and provides a lead with the second fuse holder for new circuit.EASY TO USE - Plug into an existing fuse holder. Easy to install the additional circuits without splicing or cutting.WIDELY APPLICATION - Fits for Most Vehicles (such as cars, trucks, SUVs, , boats and ), Car Electronic Devices (Dashboard camera, radar detector, GPS, car recorder, car alarm, radio, DVD player and other electronic devices.),Boats (for adding , DVD player, GPS, radio and other electronic) etc.Specifications:Type: Add-a-circuit blade fuse holder.Max. voltage: 60VMax. current: 40ASupport Fuse: -2 , blade fuse.Includes 5A -2 , blade fuse and butt splice connector.Material: ABScolour: As shownPackage Contents:12 x Fuse Adapter12 x FuseOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.