The Yokomo BL Series ESC is very popular for its easy handling and has been improved to the latest specifications. Introducing the latest program. Detailed settings include Boost adjustment with rotation and throttle position, turbody lay and ramp adjustment, as well as brake can be changed frequencies for each operation and can be adjusted to suit a variety of driving styles. The enclosure adopts a full-aluminum case that provides high cooling efficiency as a countermeasure against heat. In addition, the new cooling fan has been larger than previous models and aluminum fan guards are included as standard. It has been given excellent heat protection and is suitable for demanding racing scenes. The wiring to the battery and motor is soldered, so you can install it on your machine right away. The program can be changed by a dedicated programmer (sold separately), but with the included Wi-fi module (BL-WM ●4,700) (sold separately), you can remotely control it using the smartphone app. In addition to changing programs while watching the screen, you can also check the data after driving graphs, and updates of ESC in the future. ■Brushless sensor type controller ■Programmable ■Programmable ■Programmable via YBP4 programmer (optional) ■Boost turbo function ■Power feel change ■Forward, auto brake, brake frequency change function ■ Equipped with fine brake adjustment function ■ Compatible with Li-po 1 cell battery (3.7V) ■ Full aluminum case ■ABS function ■Reverse rotation function ■ Motor connection position replacement function ■ Compatible with Wi-compatible fi module BL-WM: 4,700; Compatible Programmer: BL-YBP4; 2,700; *The traditional BL-YBP/YBP2/YBP3 programmer is not compatible and cannot be used. The new BL-YBP4 programmer is designed for BL-PRO4/RS4/SP4 only.