Main Features:<br />Using authentic electronic components to ensure high quality and enhance the current endurance ability of the ESC<br />Based on BLHeli firmware? optimized for high performance with great linearity and much quicker throttle response<br />Special designed for multirotors? and compatible with fixed-wing aircrafts and helicopters<br />Rotation direction of the motor is programmable: normal? reverse or bidirectional<br />All parameters can be programmed via using a program card or transmitter? including default settings<br />Multiple protection features including: low-voltage cut-off protection / over-heat protection / throttlesignal loss protection<br />Alarm to help you find the devices: keep the throttle on FULL OFF position for a while? the ESC will beep<br />Throttle range can be configured and is fully compatible with all receivers? providing smooth linear and precise throttle response<br /><br />    Specifications<br />Specifications<br />  Desciption: EMAX 30A Electronic Speed Control ESC for BLHeli Series BEC 2A / 5V                                                  <br />                        Type: ESC                                                  <br />                        Feature: Tools/accessories of radio control series toy                                                  <br />                        Age: Small parts not for chidren under 3 years                                                  <br />                        Application Scope: BLHeli Series RC multicopter                                                 <br />Dimension and Weight<br />  Product weight: 0.028 kg                                                  <br />                        Package weight: 0.06 kg                                                  <br />                        Product size (L x W x H): 5.2 x 2.6 x 0.7 cm / 2.04 x 1.02 x 0.28 inches                                                  <br />                        Package size (L x W x H): 7 x 4 x 2 cm / 2.75 x 1.57 x 0.79 inches                                                 <br />Package Contents<br />  Package Contents: 1 x EMAX 30A ESC Electronic Speed Control                                                 <br /><br /><br /><br />                                                                                            <br />