Dear buyer, Welcome to my shop, if you have any question please let me know, I will do my best to help you when received your mail(will reply within 48hours), thanks for your understand,if want many quantity or many items total please contact me,maybe will have a good price,Have a nice day! Please Note:please use in a legal way,this item only for Learning or test. Description: Designed to read 125KHz RFID cards/tag/keyring and write 125KHz writable RFID cards/tag/keyring Operates without the need of PC or laptops -- works completely standalone Clear LED indication extremely easy to use,Simply press the button on the left to "read" existing RFID card. Then, press the button on the right to "write" Writable RFID card/tags/keyrings Comes with 5 x High Quality Writable RFID Thin Card The included programmable RFID cards are completely reusable -- can be written over and over again Additional RFID keychains and RFID pass cards available Perfect for cloning existing RFID pass cards and keychains (please use in a legal way) Can not support HID card,if your want to copy HID card/tag please search:261411824055,261411814300,261524359098. Battery power supply : 3 V ( 2 x AAA battery),battery not included in the package,it will easy to buy any where. Demension: 115mm (L) x 70mm (W) x 30mm (H) Packag include: * EM4100 125KHz RFID Card/tag copier x1 * 5pcs High Quality Writable RFID Thin Card * 125KHz EM4100 compatible Read-only card x 1(For test) If you want to buy more tags or cards please search this item id: 5PCS Tags:261260401081 5PCS Cards:251316219879 100PCS Tags:261260420070 100PCS Cards:261260423275 HOW TO USE IT : The steps of Operation as below: Step 1 Switch On , Power Led should flash one second. Step 2 Put a card what should be copied in Read Area. Step 3 Press Read Button, If Read oK Read Led should flash and Beep sounds. Step 4 Put a card should write , Press Write Button and keep press, about one second ,if Beep a sound means Copy succeed. Step 5 If want write more card with the same ID ,repeat step 4 Step 6 Switch Off for save Power. Shipping: We Ship to Worldwide. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying. The item will be shipped out within 48 hours on the weekdays ( Monday to Friday ) or the next business days on the weekend after full payment must be received. Only ship to the Address. Please make sure your address in is Correct before you pay. we are not responsible for any wrong or undeliverable addresses. We will ship out the item by AirMail from China or Hong Kong Post Office. If want send by DHL UPS EMS or other Express shipping please contact me to change the shipping cost. We will send the item as " GIFT " It takes about 15-40 working days to arrive. Sometimes take a little longer , Due to Local dispatch or other reasons, It might goes more than 20 days . Payment We accept PayPal only. All major credit cards are accepted through our secure payment processor PayPal. Payment must be received within 10 days of auction closing. Refunds Returns If you do not satisfied with your purchase, or if it is damaged when receive, please let us know, we will do our best to help. If the problem cannot be solved, please return it to me in the condition it was received within 7 days. we will send you replacement or give you a refund. All returns should include all original items undamaged, in re-saleable condition, all original packaging including manuals, warranty forms. Buyers is responsible for the returning shipping cost. We care about our valued customers, and will always try to help you. So if you have any problems, please message us immediately. Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues.Please contact us BEFORE leaving any negative or neutral feedback or open any dispute on paypal.