SimonK 30A BLDC ESC (Electronic Speed Controller) with Connectors
Simonk 300A ESC is suitable for A2212 BLDC motors that are rated for 1000kv, 1400kv and even for 2200kV. They are specially made for Ariel vehicle applications involving a multi-copter or quadcopter keeping in mind the light wight and stability requirement.
These ESC are normally powered by a 2S or 3S Lipo battery and can supply around 30A maximum. It also has an in-built BEC which provides a regulated 5V with a current rating of 2A (maximum) that could be used to power the flight controller and other controllers associated with the Drone.
The big red and black wire is for providing the power, which could be 7.4V to 14.8V. The small White wire is for throttle Input and the Red wire outputs 5V with the black wire being its ground.