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Description: The rotary encoder is used to measure the speed and with PWM technology can achieve rapid speed devices With fixed bolt hole for easy installation Great for DIY project Specification: Model: KY-040 Working voltage: 5V Material: PCB + Brass Weight: 10g Size: 32..

Description: PLUS is a enhanced M5 module comes with Lipo battery(500mAh), gear potentiometer, IR transmitter, extend PORT B(GPIO Port), PORT C(UART Port) from M5 core and a Microphone soldering pad. Powered with MEGA328, it could be a great upgrade of the hardwre resources by adding up PLUS to your..