The SPIN Pro 165 OPTO controller is intended for controlling BLDC motors. The parameters of the controller can be set by JETI BOX. The controller can be set up in three mode: normal (aircraft), fast response (3D aerobatic) and constant RPM (Heli). SPIN Pro controllers have adjustable thermal protection, detection of batteries against undercharging, direction of rotation of the motor, fully adjustable brake. USB programmability allows you to update the ESC to the latest firmware right from home using Jeti USB Adapter and your PC with JETI Studio. The controller has an improved SW, which allows the use of new multi-pole motors (for example: AXI 81xx, Hacker Q80, XPWR 60, etc.). Properties Dimensions: 97x55x31 mm Weight: 208 g Telemetry: JETI BOX Supply Voltage: 12 - 50 V Sustained current: 165 A