Welcome to our store！</br>1、Plug and play, it can be directly connected to mobile phone card reader, no driver or transmission line required. 2、Superb craftsmanship, the surface is eco-friendly frosted, and the outer casing is made of PVC material , scratch-resistant and durable. 3、Stable performance and strong compatibility, suitable for Android (for Samsung, for Sony, for VIVO, for Xiaomi), for Windows system: support for WinXP / for Win7 / for Win10, etc. (need to be transferred via OTG line) 4、It can read and transfer data stably and quickly, with Micro USB connector and non-contact card reading function, high transmission efficiency. 5、Built-in buzzer design, sound up to 20db, effective prompt. 6、Exquisite and compact styling makes it convenient to carry and use. <div class="wang-edit-text"><div>Condition: 100% Brand New Item Type: Card Reader Material: PVC Optional Color: White, Black Induction Distance: Approx. 0-8cm/0-3.1in Power: 0.5W Working Voltage: 5V Working Current: 100mA Working Frequency: 125khz Support Protocol: ID Card, such as TK4001 and EM4100 Working Temperature: -10 ℃-60 ℃ Card Reading Distance: Approx. 0-30mm/0-1.2in (Front / Back), 0-10mm/0-0.4in (Side Reading) Card Reading Time: &lt;100ms Operating System: for Android (Test Brand: for Samsung, for Sony, for Vivo, for Xiaomi) For Windows System: for Winxp / Win7 / Win10 Etc. (need to be transferred via OTG line) Status Indicator: 2 Color LED ("blue" Stands for Power LED, "green" Stands for Indicator) Output Format: Default 10 Digit Decimal (4 Bytes)</div><style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style></div> 1 x Card Reader Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>