ITEM NAME:16-Channel 12-bit PCA9685 PWM Servo Motor Driver I2C Module For Arduino Robot 100% brand new and high quality Material: Electrical Components Color: See pictures Features: You want to make a robot, When we saw this chip, we quickly realized what an excellent add-on this would be. Using only two pins, control 16 free-running PWM outputs! I2C input, control 16 PWM output, you can control the 16 way servo motor. Specifications: Frequency: 40-1000Hz. Channel number: 16 channel. Resolution: 12 bit. Voltage: DC 5-10V Size: 60*25mm/2.36"*0.98" No retail package Quantity:1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! 1Pc x PCA9685 16-Channel 12-bit PWM Servo Motor Driver I2C Module For Arduino Robot.1Pc x PCA9685 16-Channel 12-bit PWM Servo Motor Driver I2C Module For Arduino Robot. You want to make a robot, When we saw this chip, we quickly realized what an excellent add-on this would be. Channel number: 16 channel.