Specification: Item Type: RC Accessories Material: PCB Size: Approx. 28 X 19mm / 1.1 x 0.7in Forward: 30A Instantaneous Peak: 40A Returns: 20A Brake: 40A Function: Forward, Backward, Brake UBEC Output: Voltage 5.7v, Current 1a (Power Receiver, Servo Power) Voltage Support: 4 ~ 8v Can Be Used Directly On 2s Lithium Battery (7.4v). Wiring: Battery (Must Pay Dividends) Motor (Regardless Of Positive Or Negative) Black Red And White Third Line-> Receiver Ch2 (Usually Black On The Outside And White On The Sticker) Regulation: Esc Is Set In The Middle Of The Range, And New Controls Usually Require Fine-Tuning The Throttle. Esc Is Not Lit, It Is An Intermediate Value, And The Throttle Trimming Is Controlled By Th Trim. Compatible: For 1/16 1/18 1/24 Car And Ships Package List: 1 x Two Way Brush ESC Note: 1. Due to manual measurement, please allow 1‑3mm error! 2. The color may be slightly different for different monitor displays. 3. By default, the JST header has a switch. 4. The product actually comes with brake.