It can copy TM cards, including Tm1990a, DS1990/RW1990 (ds1990A-F5, TM1990A-F5, DS1990R-F5). It is easy to operate and convenient, requiring only three seconds to complete a copy. Compact size with a buckle for easy carrying; powered by batteries (3 x AAA). This device also supports copying EM cards (ID cards) at 125kHz, such as EM4100. It can copy EM4100 onto EM4305 or T5577 using the designated zone shown in the picture. Working voltage: powered by battery pack or via data cable connected to a power source (e.g., USB). Battery type: 3 x AAA Color: white Material: ABS Size: 100 x 60 x 25mm Package Contents: 1 x RFID Copier 5 x 125kHz RFID Reader (random color, specific color not guaranteed) 5 x RW1990 Key (random color, specific color not guaranteed) Only the items listed above are included; others are not part of the package. Note: Lighting and display differences may cause slight variations between the product image and actual color. Measurement error allowance is +/- 1-3cm.