Features: The 12v fuse holder are waterproof, weatherproof, can effectively prevent water from entering the holder, protect the blade fuse inside the holder. The inline-fuses for 12volt fits for blade fuse. The fuse holder is suitable for car, motorcycles, marine, etc. Therefore is ideal-for installing additional accessories,such as phone kits, alarms, central locking kits, games consoles, hard wired sat-nav, accessory sockets, auxiliary lights, driving recorders, trackers etc. Holding current: 20A Wire diameter: 18AWG Specifications: Material:Plastic Cable Length:Approx.30cm/11.81inch Rated-voltage: DC12V 20A Maximum voltage: 32V Maximum current: 30A Holding current: 20A Wire diameter: 18AWG Style:5pcs/10pcs Package Includes: 5pcs In Line Mini Blade Fuse Holder or 10pcs In Line Mini Blade Fuse Holder note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.