Handheld shape design, comfortable hand feeling 2 buttons for simple operations. Standalone operation, no need to connect with computer / PC, easy to use. Built-in individual LED lights and buzzer indicator. Reading distance is 0 - 6cm. Can only copy 125KHz RFID card, Compatible with T5577, CET5200, EM4305 and EN4305. Parameter Read: EM / TK (EM4100 TK4100 etc) cards or keys Write: EM4305 CET5557 T5577 5200 EM4205 etc cards or Keys (Note: not support HID) Built-in: individual LED lights and buzzer indicator, ceiver antenna Power Supply: 3V (2 x AAA battery, not include) Times: Read / Write Greater than 20000 times Size: ( L*W*H ): 115 x 70 x 30mm Weight: 85g Colour: Material:plastic Package Contents: 1 x RFID Copier 5 x Keyfobs Tags 5 x card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.