Check the listing for details. Yokomo BL-PRO4 Turbo Brushless ESC Speed Controller [YOKBL-PRO4NB]. Condition: New. Listed at 199.99 USD. The Yokomo BL-PRO4 Turbo Brushless ESC Speed Controller has been designed to give you the tuning functions needed to for peak motor performance. Detailed settings such as boost adjustment function by rpm and throttle position, turbo delay and slope adjustment function, and brake frequency can be changed for each operation are possible, making it possible to match various driving styles. The ESC features an aluminum housing with a highspeed cooling fan for great thermal efficiencies. By pairing this with the optional Wi-fi module or programming card (YOKBL-WMB or YOKBL-YBP4 - both sold separately). Package includes one ESC with installed cooling fan. Features: Brushless sensored type dedicated controller Programmable via optional Wi-fi module or programming card Boost/turbo function installed Power feeling changeable Equipped with forward, autobrake, and brake frequency change functions Fine brake adjustment function Equipped Reverse rotation function Motor connection position exchange function About Us | View Store