To check laptop battery health is one of the most important and under-rated things we all know. The battery in your laptop is that critical component which keeps it powered on when it’s not plugged in ...

A while ago, I came across the BT-168 Battery Tester. It seems to be cheap and widely available. Because I wanted to see what’s inside, I decided to order one from an online seller, and managed to get ...

The TOPDON BT300P Battery Tester analyzes battery health, cranking voltage, and the whole charging system on vehicles new and old. A battery tester is a great way to check in periodically to prevent ...

Is the battery empty, or is there something wrong with the device? That’s always a difficult question when your walkman or some other battery-powered device appears to be dead when you switch it on.