Using the Greenlee GRE-6 Hydraulic 6-Ton Multi-Purpose Tool is straightforward. First, pick the right head for the job you need to do, like cutting wires, crimping lugs, or punching holes. Then, hold the tool with the in - line handle and use it with one hand easily. Thanks to the 360° head rotation, you can position it well even in tight spaces. When using it, keep an eye on the LED indicators. They'll tell you about the battery life and if the tool needs servicing. As for maintenance, regularly check the built - in sensors to make sure they're working properly. Also, clean the tool after each use to keep it in good condition. Avoid using it in extreme conditions that could damage the tool. If you follow these steps, your Greenlee GRE - 6 will serve you well for a long time.