The SparkFun LiPo Fuel Gauge - MAX17043 connects your LiPo battery to your project and uses a sophisticated algorithm to detect the relative state of charge and direct A/D measurement of battery voltage.

I’m going to show you how to reuse vape batteries, diverting valuable and hazardous substances from landfill, while acquiring free batteries for your projects.

In this tutorial, we will make a custom EL Wire extension cable as an alternative to splicing wire.