Welcome to our store! Waterproof Design: The motor features a waterproof design and related waterproof processes, providing some anti-corrosion properties and allowing it to function normally in rain. Motor and Copper Wire Coil: Features a 14-pole, 12-slot motor design for high torque. The high-purity copper wire coil ensures maximum efficiency and heat resistance up to 180-200°C. Imported Ultra-thin Silicon Steel Sheet: Offers excellent performance with high magnetic conductivity, high silicon content, and good insulation and heat resistance. Sealed Bearing: Equipped with high-speed ABEC5 ultra-durable imported sealed bearings, providing low friction, low noise, high accuracy, and long-lasting use. Good Workmanship: Exquisite workmanship, beautiful appearance design, and a small, portable size contribute to a fantastic user experience. Item Type: Brushless Motor Material: Aluminum Alloy, Copper Product Color: Black, Red Weight: Approx. 65g / 2.3oz Shaft Length: Approx. 12mm / 0.47in Shaft Diameter: Approx. 3mm / 0.12in Interface: 3.5mm Male Gold Head 1 x Motor 4 x Motor Accessories 8 x Screw 1 x Manual Satisfaction Guarantee: Customer satisfaction is our top priority. If you encounter any product issues, please contact the seller immediately. We strive to provide satisfactory customer service.