Usage Tips:It can copy TM card ,item Tm1990a, DS1990/RW1990(ds1990A-F5,TM1990A-F5,DS1990R-F5). It is easy to operate, convenient , and just need three seconds to copy successfully. Small size , with buckle , easy to carry , use batteries(3PCS x 7 batteries). This copy machine it also Support copy EM card (ID card) 125khz,like EM4100 It could copy EM4100 into EM4305 or T5577 throug this zone in the picture. Working voltage: put battery packed cell or link with data cable with computer to supply power(for example:USB) Dry Battery:3XAAA / 3XAAA(Does not contain) Colour:white Material:ABS Size:100 x 60 x 25mm Package Contents: 1 x RFID Copier 5 x 125Khz RFID Reader(Random Color, The specified color is not accepted) 5 x RW1990 Key(Random Color, The specified color is not accepted) / 1 x RFID Copier Only the above package content, other products are not included. Note: Light shooting 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.