ToolkitRC - M6 is a handy little charger with lots of features. The charger supports 7-28V DC input voltage and can be powered by a larger 2-6S Lipo battery or an external voltage source.The charger has a power output of up to 150W and can charge 1-6S batteries with up to 10A. In addition, it serves as a servo tester, watt meter, PWM/PPM/SBus tester or as an adjustable current and voltage source. Everything is clearly displayed on the 1.8" color display. The ToolkitRC - M6 also has an integrated USB port for charging your phone and other accessories.