Battery: 2-4SColor: BlackMaterial: Plastic， ElectronicsBEC output: 1A 5VBurst current: 15A 10SContinuous current: 12ASize: 45 x 18mm(Excluded cable)Packaging size: 18 x 10.5 x 0.5cmRotation direction of the motor is programmable: bidirectional， normal， or reverse.Alarm to help you find the devices: Once keep the throttle on FULL ON position for a while， the ESC will help.All parameters can be programmed via using a program card or a transmitter， default settings included.Multiple protection features including over-heat protection， low voltage cut-off protection， throttle signal loss protection.Throttle range can be configured and is fully compatible with all receivers， providing smooth， linear and accurate throttle response for you.Package includes: 1 x ESC