Speed Detection Encoder PCB Module for Arduino (Works with Official Arduino Boards)

Speed Detection Encoder PCB Module for Arduino (Works with Official Arduino Boards)

US$ 2.94 Free worldwide shipping!
DealExtreme
- Model: HC-020K - Material: PCB board - Great for DIY project - Working voltage: 4.5~5.5V - Signal output: A-way & B-way; TTL level - Accuracy: 0.01mm - Detection frequency: 100KHz - Diameter: 24mm - Comes with connection cable (18cm) Dimensions: 1.02 in x 0.87 in x 0.67 in (2.6 cm x 2.2 cm x 1.7 cm) Weight: 0.18 oz (5 g)