Description: High quality water-cooled brushless ESC 60A replacement parts. Perfect speed controller for rc car/ truck/ boat spare parts. Low battery protection, overheat protection, startup throttle protection, signal loss protection, and abnormal voltage protection. Throttle calibration: throttle range can be configured to provide best throttle linearity, fully compatible with all market available transmitters. Waterproof design, special for ship model, with water cooling system to ensure that the device gets good heat dissipation, so that the ESC has a stronger current resistance. Specification: 60A Water-cooled brushless speed controller: Material: Composite Material Continuous output current: 60A Instantaneous current: 70A BEC type: switching regulator BEC output: 5V/3A Lithium batteries recommend: Li-ion/Lipoly 2-4S; Ni-MH/Ni-Cd 6-18NIMH Weight: 52g Size: 73x38x15mm/2.87x1.50x0.59inch. Package Includes: 1 Piece Brushless Water-cooled ESC 60A Note: Please allow 1-3cm (0.4-1.18") difference due to manual measurement. Thank you for your understanding.