30A brush velocity controller. Function: forward, reverse, brake This ESC can work with 130/180/260/280/380 Brush Motor Brake On / with brake operating voltage: 3. Current(A): 20A Driver frequency: 2KHz Input: -Po 2S / Ni-/Ni-cd 4-7cell Constant recent 20A Max 25A Less than 30s Pulsed 50A Less than 5s size:2*2*0 Material:plastic colour:red Package Contents: 1 * with brush ESC Only the above kit content, different products aren't included. Note: Light and diverse exhibits can cause the color of the item in the photograph a piece different from the genuine thing. The dimension allowed error is +/- 1-3cm.