Optimized Performance: The TMC2209 V4.0 stepper motor driver ensures quiet and precise operation, ideal for 3D printing applications. It supports a voltage range of 5.5-28V and current up to 2.8A, making it versatile for various setups. Advanced Microstepping: This driver enhances microstepping capabilities, providing smoother and more accurate prints. The included heatsink effectively dissipates heat, prolonging the life of the driver and maintaining optimal performance. Quiet Operation: Featuring stealthChop2 technology, the TMC2209 V4.0 delivers ultra-quiet stepper motor performance, ideal for reducing noise in shared environments or during nighttime printing. Hardware compatible with StepStick and A4988 Drive capability up to 1.7A (RMS) continuous coil current - 2.8A Step/Dir interface with microstep interpolation (up to 256 microsteps) Configuration via pins or UART interface Motor voltage: 5.5–28V Logic voltage: 3.3–5V RSense: 0.11 Ohm stealthChop2 – for quiet operation and smooth motion spreadCycle – highly dynamic motor control chopper (enableable via UART, OTP, Pin) coolStep – current control for energy savings stallGuard4 – sensorless motor load detection Color: As shown Material: PCB Due to different product batches, the appearance may vary slightly, which does not affect functionality Package Contents: 1 x Stepper Motor Driver kit Only the above package content is included; other items are not part of this package Note: Lighting and monitor settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.