The EMAX EMX-2309 3600KV Motor is a brushless DC motor designed for use in RC vehicles. It has a 14g motor weight, an 11.1V to 14.8V input voltage, and a KV (V) rating of 3600. Its series is Rs, and it has a shaft diameter of 1.5mm. This motor is capable of producing large amounts of torque, making it suitable for a broad range of RC vehicles, such as cars, trucks, boats, and planes.