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overload protection
surveillance camera
temperature-controlled fans
2 TFT LCD display shield compatible with arduino is a powerful interface and is equipped with an SD card reader
Volume Control: 32 steps DC volume control with a range from +32dB to -75dB
PCA9685 16 Channel Servo Motor Driver(Soldered) Gears Belts & Pulleys overload protectionPCA9685 16 Channel Servo Motor Driver(Soldered) This is 16 Channel 12 bit PWM Servo Driver I2C interface PCA9685. You want to make a cool robot, maybe a hexapod walker, or maybe just a piece of art with a lot of moving parts. Or maybe you want to drive a lot of LEDs with precise PWM output. Then you realize that your microcontroller has a limited number of PWM outputs! What now? You could give up OR you could just get this handy PWM and Servo driver
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