The Littelfuse 944 Series Emergency Mini Diagnostic Fuse Kit is the perfect solution for any automotive emergency. This kit contains the most popular amperages, allowing you to quickly and easily replace a blown fuse. It also possesses a self-contained power source that enables it to function with or without voltage up to a maximum of 24V DC. This kit is designed to be compact and lightweight, making it easy to store in your glove box or toolbox. With its easy-to-read LED display, you can quickly identify the blown fuse and replace it with the correct amperage. FleetPride is your First Click in Heavy Duty®.