Features: 13000?6000 rpm comprehensive speed, 30KHZ maximum corresponding frequency. AB two?phase, with more stable working performance. 2Made of high?quality aluminum material, hard, durable, and corrosion?resistant and also has long service life. 3Can be applied for diverse working environment, office automation and engineering fields. 4Comes with screws and gaskets, there is no need to buy them separately, which saves costs and bring you more convenience. 5Has small size and compact structure, light in weight, convenient for installation, is more convenient. Condition: 100% New Item Type: Encoder Material: Aluminium + Plastic Color: Black + Silver Shaft Diameter: Approx. 6mm/0.23in Working Voltage: 5-24V DC Comprehensive Speed: 3000-6000 Rpm Maximum Corresponding Frequency: 30KHZ Number of Phases: AB Two-Phase Cable Length: Approx. 145cm/4.76ft Package included:1 x Encoder 3 x Screws 6 x Gasket