?Take a closer look at our Original Emax Simonk 30A Brushless ESC Electronic Speed Controller for DJI Flame Wheel F450 F500 F550 Multicopter Quadcopter ESC! Running on Simonk firmware・ it has built-in MCU and BEC with independent regulators. What¨s more・ this high-performance ESC is equipped with protection against low voltage and overheat as well as power self-detection. Adjustable throttle stroke allows for wider compatibility. You can also set speed parameters via remote controller. Don¨t hesitate to buy now!                                    Features             Running on Simonk firmware<br> Built-in MCU and BEC with independent regulators<br> Equipped with protection against low voltage and overheat as well as power self-detection<br> Adjustable throttle stroke allows for wider compatibility<br> Speed parameters can be set via remote controller<br> Easy to install <br>                                                            Specifications             Input Voltage     6-12.6V (2-3S Lipo)    <br> Continuous Current     30A    <br> Burst Current     40A    <br> Linear BEC     2A/5V    <br> Max Rotation Speed Support     210・000rpm (2-Pole)・ 70・000rpm (6-Pole)・ 35・000rpm (12-Pole)    <br> Color     Black    <br> Dimensions     (2.17 x 1.10 x 0.28)" / (5.5 x 2.8 x 0.7)cm (L x W x H)    <br> Weight     0.99oz / 28g       <br>                                                             Package Includes            1 x 30A Brushless ESC<br>