Describe Easy to operate: The handheld copier is easy to operate. There are only two buttons "read" and "write", which are easy to operate. You can copy all ID(EM4100) cards using this copier. Easy to carry and use: The cloning handheld machine is small in size and light in weight (56 grams), convenient for on-site copying and portable storage. Mini handheld mold, ergonomic and easy to carry. Practical accessories: The excellent program algorithm and circuit design of the ID card copy machine reduce power consumption and extend battery life (battery not included in the package). Wide range of uses: Handheld ID card copy machine reader-writer copy machine can be used to copy parking cards, access control cards, switch cards, etc. It is widely used in communities, schools, offices and other places that require access control. Superior performance: Using advanced chips, the product is more integrated and the ID card reader is more stable and reliable. The replicator requires 2 AAA batteries to be installed (not included). Specification: Frequency: 125KHz The ID single-frequency read-write copier supports reading chips: TK4100/EM4100/EM4200/TK4100-D and supports writing chips: T5577/EM4305/5200/8265/8268/8800 etc. Number of copies: >20,000 times Battery Type: 2 AAA batteries (not included) Dimensions: approx. 11.5 x 7 x 3 cm/4.6 x 2.8 x 1.2 inches Weight: approx. 162 grams 125khz reader/writer card copier packing list: 1 x copier (without battery) 1/6 writable key tag 1/6 x writable card (EM4305) 1 x user manual