ApisQueen 12-50.4V 80A ESC Bi-directional/Un-directional Control,Supports USB Paramter Quick Adjustment Board,Used for Thruster

["Nano Waterproof,splash-proof water (Not to be soaked for long-term use in water), Use of powerful,high-performance MCU.","Firmware optimized specifically for underwater thrusters,with excellent compatibility.","A program specifically for thrusters,with rapaid throttle adjustment response during use.","The firmware is highly adaptive and extremely simple to use;it balances system stability and battery life.","Refresh rate 50 Hz throttling signal (note:all throttle signals >=500Hz are non-standard throttle signals."]