Construction: Crafted with precision, our motor assembly ensures reliability, enhancing your tool's efficiency and durability. Easy Installation: This motor assembly is engineered for a seamless fit, making installation straightforward and hassle-free, ensuring you can get back to your projects faster. High-Performance Motor: Equipped with a robust 4815 type motor, this weed trimmer delivers high torque and reliable operation, ideal for regular garden maintenance. User-Friendly: This grass cutter is efficient and user-friendly, featuring an ergonomic design that reduces fatigue during extended use. Design voltage: 21V Specification and model: 4815 No load current: 2.3A Switch type: Over signal Idle speed: 22000 5% RPM Due to different batches, there may be differences in product printed text, which do not affect use Color: As Shown Material: Aluminum + Copper Package Contents: 1 x Brushless Motor Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. The measurement allowed error is +/- 1-3cm.