You can choose the best power tool manufacturer, but if you combine it with an inferior battery, you will wish you had chosen something else. The basic rule is that the higher the power, the more efficient your charger is. That's why you need to consider the voltage. Most modern power tools are rated at 18 or 20 volts, but be aware that some tools need more power. For this reason, Ronix Tools offers its 8993 22-volt, 4.5-amp fast charger. Discover then the features of this fast and high-quality charger.