Micro:bit interface onboard for direct connection and use, offering great practicality. Controlled via I2C interface, requiring only 2 signal wires for servo control. Supports up to 16 servo or PWM outputs, each with 12-bit resolution (4096 levels). Built-in 5V voltage regulator chip with up to 3A current output, connectable via the VIN terminal. Features a standard servo interface for connecting common servos like SG90, MG996R, etc. Reserved I2C control interface for easy access to other master control boards. Item Type: 16 Servo Driver Board Material: PCB Purpose: Suitable for driving robot servos such as robotic arms or hexapod robots. Power Supply Voltage: 5V (via power) or 6V~12V (via VIN terminal) Servo Voltage: 5V Logic Voltage: 3.3V Driver Chip: PCA9685 Control Interface: I2C Product Size: Approx. 65 x 36 mm / 2.6 x 1.4 inches Through Hole Diameter: Approx. 3 mm / 0.1 inches Package Includes: 1 x 16 Servo Driver Board Your 100% satisfaction is our top priority. We are committed to providing the best service. If you encounter any issues after receiving the product, such as damage or incorrect quantity, please contact us immediately for the best solution!