5Pcs 5V KY-040 Rotary Encoder Module For AVR PIC 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 x 19 x 30mm Package included: 5 x KY-040 rotary decoder module
,,,