Alligator 4 in 1 40A ESC20x20mm / 30.5x30.5mm, M2 / M3 Mounting Pattern with breakout tabsContinuous Current: 40AMax Current: 50A (10s)Input Voltage: 2-6S LiPoESC Protocol: DSHOT300/600, OneShot, PWMFirmware: Bluejay 48kCurrent Meter: YES