You will find what you want in Sports & Outdoors, Home & Kitchen, Beauty, Clothing, Health & Household, Tools & Improvement, Automotive Parts etc.Description: - Blocking rotation detection.TMC2209 provides a load and loss of detection technology - 2. Current dynamic adjustment. TMC2209 provides a current dynamic regulation technology that saves up to 75% of electrical energy. - For quiet operation and smooth motion. - Highly dynamic motor control chopper. - Current control for energy savings. - Sensorless motor load detection. - The hardware of the s UART,DIR/STEP is the same. If you need to use UART , just need to modify the firmware.Specification: - Microstep :Up to 1/256 - Micro layer: 1/256 - Logical voltage :3.3V/5V - Input voltage range :4.75-36VPackage Includes:1x Stepper Motor DriverNote:Conversion: 1inch=2.54cm, 1cm=0.393inchPlease allow slightly 0-1cm difference due to manual measurement.Colors can appear different depending on light and how the listing is viewed.Thanks for your understanding and attention. Wish you a pleasant shopping experience!