Features: Sinusoidal Fluctuation Technology: Utilizes advanced sinusoidal fluctuation technology to deliver smooth current, extending battery life and enhancing motor efficiency. high output Outpbut: Furnishes a greatest power of 2000W, ensuring rapid execution and the ability to handle heavy cargo. Permanent Constructparticlemail: Produced with thickened aluminum for consistent heat dissipation and upgraded stability. Strengthened Wihoadministrator: Features thickened bronze wires for increased durability and consistent execution in high output applications. Secure Fastensinging: Includes waterproof warm gluey for screws, ensuring better heat dissipation and watertightness. Specifications: Featuresecond: Package Includes: Controller × 1 note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.