Brushed ESC, 20Amp. Great for Twister/Blade/Axe mods when using stock brushed motors. Specification: 1)Continuous current,(MAX.24A) 2)Supporting batery types: Li-poly 2~3 cell 3)Ni-Mh 6~10 cells 4)Supporting input voltagte :6V~12V 5)BEC output 5V/5A 6)Size:17 *32 mm 7) Weight: 6.0g