Castle Link Programming Kit V3 From Castle CreatonsProgram your Castle brushless ESCs and accessories on your Windows® PC with the Castle Link USB programming kit.Features:Set up of programmable options with point and click easeView your current program settingsAir users can customize values for low-voltage cutoff, prop brake strength, governor gain and moreSurface users can customize values for low-voltage cutoff, drag brake, torque limiting and moreDownload new software updates as they become availableSimple programming interface featuring:All-in-one support for all Phoenix, Talon, Thunderbird, QuadPack, DMR, Mamba, Sidewinder, and Hydra controllers, as well as accessories like Telemetry Link, as well as all of our external switching regulators (BECs).Demo Mode allows users to check available settings without connecting their Castle device to the computerSimple to install softwareExpanded programming and parameters for all Castle ESCs