Features: 1. This 20A brushed motor ESC can be used for RC car / boat. 2. With functions of forward, backward and brake. 3. The constant current is 20A and maximum current is 25A. 4. High precision manufacturing ensures stable performance and excellent function. 5. It can work with 130 / 180 / 260 / 280 / 380 brushed motor. Working voltage: 4.8V--8.4V (suitable for 2S lithium battery) Current (A): 20A Drive frequency: 2kHz Input: Li Po 2S/Ni-MH/Ni-Cd 4-7 battery Constant current 20A Max 25A<30s Pulsed 50A<5s Output: voltage 5.7V, current 1A Package: 4PCS