2-Channel Speed Sensor Module for Arduino (Works with Official Arduino Boards)
Quantity: 1 - Color: Blue - Material: PCB - Main chip: LM393 - With output status indicator light lower level light on; High level light off; - Working voltage: 3.3~12V - Output format: 0 and 1 digit - Slot width: 5mm - Obscured output low unobstructed output high - The comparator output the signal is clean the waveform driving ability more than 15mA - With fixed bolt hole for easy installation - Can widely be used in dynamo speed detecting or Arduino DIY project - Packing list: - 1 x Module - 2 x Small PCB boards - 8 x Lead cables (20cm)