Usage TipsFeatures1.Adopt standard 86 box industry standard, fast scanning speed and high recognition rate.2.Strong compatibility, can be connected to any controller that supports for Wiegand input.3.Widely used in business office building visitor entry management, scenic tourist staff management, community visitor entry and exit management, smart home, etc.4.Achieve perfect upgrades for traditional credit card systems in various industries.5.Small size, easy to carry and store, convenient to use and with good performance.specificationItem Type Card ReaderOptional Style ID Card, IC CardMaterial Zinc Alloy and AcrylicCard Reader Type for EM cardBarcode Type QR, barcodeCommunication Method For Wiegand 26/34/RS232/RS485/TTLWorking Frequency 125 (Khz)Decoding Mode Image decodingReading Direction (barcode) 45 inclined plane with the lens as the center pointScan Coding Automatic induction, buzzer promptWorking Voltage 8-12VWorking Current 800mACard Reading Distance (card) Approx. 3 - 6cm / 1.2 - 2.4inReading Distance (QR) Approx. 0 - 20cm / 0 - 7.9inReading Speed