Home

Power and Battery Tools

Free tools for powering your projects, by TheMakersWorkbench.com. five tools, one page, nothing to install.

Start here

• Using the Tools: typing values, prefixes, and how the answers update

The tools

Each page explains the theory, gives the formulas, shows how to use the tab step by step, and walks through a worked example.

• Regulator Heat
• Capacitor Discharge
• Battery Pack
• Battery Life Pro
• Filter Capacitor

For developers

• Embedding
• Accuracy and Limits

Quick links

• Source code and issues
• SOURCES.md
• License: Apache 2.0