Feature: 1. Small all‑in‑one card reader Compatible withshort‑distance recognition or background card issuer management, exquisite and compact design, stable, accurate and reliable reading. 2. Can be directly connected Compatible withAndroid intelligent system platform through the mini USB interface, widely used in animal husbandry management and pet management. 3. Can be plugged and plugged at will (plug and play), no need Compatible withexternal power supply, simple and convenient. 4. Not only can be used on the mobile phone/tablet Compatible withAndroid system platform, but also can be connected to a computer through OTG cable. 5. Read the label serial number data in the output software of the computer (such Compatible withNotepadWORDEXCEL and other editors). Specification: Item Type: Phone Card ReaderMaterial: ABSWeight: Approx. 36.0g/1.3ozModel: W86 Working Voltage: 5V Working Current: 100mA Working Frequency Band: 125Khz/134.2Khz Card Reader Type: EMID, FXD-A, FXD-B Card Reading Distance: 0-3cm Card Reading Speed: 0.2s Card Reading Time: