How to use: Simply replace the old fuse in your Klein Tools MM600 or MM700 Multimeter with this new one. Make sure to turn off the multimeter before replacing the fuse. Note: Always use the correct type of fuse. This 10A 1000V 10X38 fuse is designed specifically for these multimeters. Don't use it with other devices unless specified. Maintenance: Keep the fuse in a dry and cool place. Check it regularly to ensure it's in good condition. If you notice any damage, replace it immediately.