Outdoor & Sporting Goods. Welcome to our store! Silent & High Torque. High-quality materials, environmentally friendly, safe and reliable, durable and long life. Excellent craftsmanship, quick installation and simple use. Small size, High torque, High efficiency, Low noise, Stable performance. Adjustable speed, Reversible, With self-locking function. The use of pure copper coil wound rotor is not easy to heat, and the service life is longer. There are high quality magnets inside the motor, which have high remanence, high coercivity, high magnetic energy product, high performance, etc. Which can improve the performance of the motor. Can speed be adjusted: Yes. Forward and reverse: Yes. Speed ratios: 1:3/5/7.5/10/12.5/15/18/20/25/30/36/40/50/60/75/100/120/150180/200. Low load: The speed regulator for non continuous long-term operation of motors with low load shall not be lower than 50% of the speed regulation. High load: The speed controller for motors with high load and non continuous long-term operation shall not be lower than 70% of the speed regulation. There are NO EXCEPTIONS! OR, you may choose to have a replacement. We will reply you ASAP. Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem you have. Our customer-oriented service strives for. Business time: GMT8 (9:00-18:00) from Monday to Friday.