Eachine Wizard X220 FPV Racing Drone Spare Part 20A 2-4S Blheli_S ESCSpecification: Item name :20A BLHELI_S ESCCon. Current: 20 A Peak Current (10s): 25 A Input Voltage: 2-4SBEC: No Programming: YESFirmware: Blheli_SWeight :4.3g Size (PCB): 27*12mm Package Included:1 x 20A BLHELI_S ESC