Features: Achieve precise servo control with this 16 channel PWM driver board featuring 4096 step resolution and I2C communication, ideal for robotics and industrial automation projects requiring synchronized movement. Equipped with hardware configurable I2C addresses and overloading protective, this PCA9685 module supports cascading expansion while ensuring stable power delivery through its filtered input circuit. Perfect for robotics engineers, and DIY maker professional grade servo control solution for animatronics, robotic arms. Streamlines complex mechanical operations in industrial automation systems, 3D printer accessories, and art installations through its 12 bit PWM channel isolation. Wiring configurations with clearly label headers and open source library compatibility, making this servo driver board essential for automation expansions. Specifications: Component:ABS. Size: Approx.62x25mm/2.44x0.98inch Package Includes: 2 Optional Package: Package 1 Include:1Pc Servo Driver Board Package 2 Include:2Pcs Servo Driver Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.