New Released!!! Scorpion HK-4540-400Kv Ultimate for 14s~18s
Scorpion is pleased to announce our new HK-4540-400Kv Ultimate motor is now available!!!
Every of the HK-4540-400Kv Ultimate motor with the single strand winding of 1.5mm to provide maximum possible efficiency with 14s~18s power. It is specially made for most pilots whose looking for extreme performance with 700~800mm blade helicopter and would like slightly lower Kv than our Scorpion HK-4535-450kv motor (8mm) Limited Edition.