1. Multifunctional card reader including built-in LED， TF card slot， and a USB port.<br />2. Memory capacity can expand for enough one to share data.<br />3. Data backup with the reset key.<br />4. You can change the TF card and the maximum capacity can be up to 2T as you like.<br />5. Easy to take， convenient to use， oversimplified to install.<br /><br />Material: plastic <br />Dimension: 4.4 x 3 x 1.3 cm (length x width x thickness) <br />TF card slot: up to 2T <br />USB 2.0 port: connect with power bank， computer， or USB socket， then card reader works  <br />LED indicator (green): connect with USB port， the indicator lights up， which means WIFI card reader starts to work. After 10 seconds， indicator flashes frequently， now phone can be connected.<br /><br />Download APP: <br />1. Scan two-dimensional code <br />2. Visit the official website <br />3. Application store <br /><br />For IOS phone， download "zsun" from APP store and install it <br />For Android phone， download "zsun" from the application stores and install it <br /><br />Connect phone with WIFI card reader: <br />1. Connect card reader with USB port， the indicator lights up. After 10 seconds， indicator flashes frequently. <br />2. Open the wifi setting interface of phone/tablet， search and connect wifi card reader "zsun-xxxx". <br />3. Enter software "zsun" to read the storage content (3 modes to choose) <br /><br />Modes: <br />1. WIFI: under this mode， the storage content of wifi card reader is displayed through wifi connection. <br />2. USB flash disk: under this mode， the storage content is not displayed in APP. Connect it with computer via data cable， then the computer will display the content. <br />3. My device (phone/tablet): under this mode， the content of my device will be displayed. <br /><br />Note: When WIFI function is not used， the card reader can directly connect with computer to read the content of memory card.  <br /><br />1 x WIFI card reader <br />1 x User guide <br />In box<br /><img src="http://img6.eachbuyer.com/x9/p100/ib464_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/ib464_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/ib464_4.jpg" />