Building an FPV drone in India, the ESC is one of the most important parts in the build. This 30A SimonK-firmware ESC is popular with Indian makers because it's affordable, reliable and easy to calibrate. Why SimonK? https://this-esc085558.tblogz.com/simonk-red-30a-esc-specs-uses-where-to-buy-in-india-55288895