Blackbox PROgrammer 2 With the PROgrammer2, select between Forward/Brake or Forward/Brake/Reverse mode and adjust the BEC output voltage depending on the type of servo used and desired servo speed. Adjust the desired low voltage cutoff or disable it completely. The temperature at which the ESC cuts motor power due to overheating can also be adjusted or disabled. Reversing the rotation of the motor is also possible. With with the Reedy Blackbox 510R Competition ESC: After months of anticipation, Reedy's highly developed Blackbox 510R Competition ESC is now available to racers worldwide. Extensive race testing by Reedy's engineering and racing team has resulted in a high performance, high quality, and reliable ESC suitable for all levels of competition. Thanks to excellent throttle and brake feel, a wide range of precision adjustability, and durable high-quality hardware, the Blackbox 510R is suitable for a wide range of racing applications.