Great Plane ElectriFly Triton EQ AC/DC Charger, Discharger, and Cycler with Built-In Equalizer Touchpad controls and super-simple programming make for simplicity and reliability. Reversed backlit LCD displays input and output volts, peak volts, individual lithium cell voltages, average discharge volts, charge and discharge capacity, currents and time, error messages, and more. Safety features include fast charge safety timer, current overload and reverse polarity protection. Fast charge current is adjustable from 100mA to 5 amps. Includes both a DC input and a small, lightweight, built-in switching AC power supply.