Feature: 1. Excellent Components: The ESC is constructed using original, excellent components that ensure exceptional current handling capability. This focusing on quality guarantees good operating under different load conditions, making it suitable for various applications in multi rotor aircraft, fixed wing planes, and helicopters. 2. Optimized for BLHeli Firmware: Leveraging the well regarded for BLHeli software as the foundation, the speed controller has undergone optimization to achieve excellent throttle linearity. This results in accurate control and responsiveness in powered flight, enhancing overall pilot experience and maneuverability. 3. Comprehensive Programming Options: Multiple parameters can be easily adjusted via a USB tuner, allowing for fine tuning to match specific aircraft requirements. The option to restore default parameters ensures that users can quickly revert to original settings if needed. 4. Enhanced Safety Features: Equipped with multiple protective measures, including over temperature guard, stall guard, and throttle signal loss guard, this brushless motor speed controller regulator enhances safety while prolonging its lifespan. These features work together to guard your equipment and provide peace of mind during operating. 5. User Friendly Alerts: The brushless motor electric speed controller includes a built in alert system that activates a beeping sound when the throttle is held at minimum for a set duration, assisting pilots in locating lost equipment. Additionally, users can adjust the throttle range for compatibility with different receivers, ensuring a slick and refined throttle response tailored to individual preferences. Specification: Item Type: Brushless Motor Electric Speed Controller Material: PCB Continuous, Peak Current: 40A Battery Cells: 2S-6S LIPO BEC Output: 2A Output Wires: Red 16awg 90mm, Black 16awg 90mm Power Wires: Black 16awg 80mm x 3 Output Connector: 3.5mm Gold Connectors (Female) Throttle Calibration: Supported Programming Interface: USB Programmer End Point Adjustment: Supported Motor Rotation Direction Setting: Supported Bidirectional: Supported Setting Typical Application: 500 Class Multi Rotor Programming Interface: Shared Throttle Wire. Package List: 1 x Brushless Motor Electric Speed Controller