brand new and high quality Features: When connected with motor, it is capable of supplying up to 320 Amps (forward) or 160Amps (backward) of continuous motor current. Its integrated battery eliminator circuit (BEC) powers the receiver from the motor battery, with automatic cutoff of the motor power to preserve receiver power as the battery becomes depleted. Automatically find the center position. High-frequency drive system. Low-resistance field effect tube. It is small and powerful, which can be used for different type of RC boat or car. Tips: This brushed motor speed controller, with 3S (12V), without more than 380 motor. Using 2S (8.4V), without more than 540 motor. Specification: Product name: 320A Brushed ESC Battery support: Ni-MH, Ni-Cd 4~6 group (4.8 V ~ 7.2 V); Lithium battery 3 groups (7.4 V - 11.1 V) Forward: 320 A, reverse: 160 A, brake: 270 A BEC output: voltage 5.6 V, current: 2 A ( supply electricity for receivers, servos ) Material: plastic + aluminum alloy Size: app.4.3x2.9x2.7cm/1.69x1.14x1.06in Color: Black Quantity: 1pc Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x 320A Brushed ESC (other accessories demo in the picture is not included.)