**Product Description: Advanced Electric Vehicle Testing Device** - **Function**: This versatile testing device is designed to quickly evaluate the quality of controllers, assess the condition of brushless motor coils, and check brake handles. It provides rapid diagnostics, ensuring that your electric vehicle components are functioning optimally. - **Features**: The device offers fast detection of phase sequences ABC and their corresponding colors in brushless motors. It can efficiently determine whether the phase angle is 60 degrees or 120 degrees, providing crucial information for precise motor tuning and repair. - **Application**: An essential tool for a wide range of professionals, this testing device is perfect for electric vehicle manufacturers, controller manufacturers, motor manufacturers, electric vehicle dealers, and after-sales maintenance personnel. Its comprehensive diagnostic capabilities make it indispensable in the electric vehicle industry. - **Exquisite Workmanship**: Crafted with exceptional attention to detail, this electric bicycle tester delivers accurate and reliable results. Its excellent workmanship ensures a high detection effect and outstanding performance, offering confidence in every diagnostic procedure. - **High Efficiency**: Designed for convenience and portability, the brushless motor controller tester is compact, lightweight, and easy to carry. Its high efficiency ensures quick and hassle-free use, enhancing your diagnostic workflow and providing a superior user experience. Enhance your diagnostic capabilities with this high-performance electric vehicle testing device. Its precision, efficiency, and ease of use make it an invaluable asset for professionals dedicated to maintaining and optimizing electric vehicles.