Thunder Power’s one-of-a-kind eZ Programmer allows for quick and easy, transmitter-free programming of Thunder Power ESC settings. Adjust settings for the following using the simple push-button controls and easy-to-see LED indicators (no small jumpers to lose!): · Battery Type; Ni-Cd/Ni-MH or Li-Po · Cutoff Type; Soft or Hard · Cutoff Voltage; Low (2.75V), Medium (3.0V) or High (3.25V) · Governor Mode for Helis; On or Off · Start Mode; Normal, Soft or Very Soft · Timing Mode; Low (0 degree), Middle (15 degree) or High (25 degree) · Brake; Off, Soft or Hard · PWM Frequency; Low, Middle, or High