Feature: 1. Applicable Card: 125khz copier can write rw1990 and 125khz t5577 em4305. It can read for TM smart chip, tm1990a, rw1990, tm01 (can only be copied once), rw2000 (if the key is null, you need to write it into the code. If the key is not empty after writing the code, it can be read) 2. For 125KHz Chip: Key fob copier can read 125KHz chip. em410x/tk410x (read only), t5577, em4305 (if the key is empty, you need to write the code; if the key is not empty, you can read it), can write T5577, t5200, t8625, em4305. 3. Exquisite Craftsmanship: Powered by 2 AAA batteries, more convenient; The interface cable is wrapped with ABS material externally, anti scratch, with frosted finish, makes the card not easy to slip off, higher transfer efficiency. 4. Fast Response: Key fob cloner adopts contactless card reading, fast reading, less than 0.2S response speed, reading and writing distance up to 6cm, less than 0.2S reading interval time, greatly improving efficiency. 5. Buzzer and LED Light: Key fob copier has built in buzzer with 20db to provide effective reminder; LED light is designed with red for standby mode and green for card swipe mode, which is easy to operate and convenient for novice users. Specification: Item Type: Key Fob Duplicator Material: ABS Frequency: 125KHz Reading and Writing Distance: Approx. 1-6cm / 0.39-2.36in Card Support: RW1990 TM, 125KHz EM4305 T5577 Power Supply: 2 x AAA Batteries (not included) Lifespan: >100,000 times for TM Chip, How to Use 1. Read: Insert the guided induction card (such as tm1990a or internal information rw1990 or tm01) into the for TM area and hold down the read key (left). The buzzer will sound, and the green indicator light will turn on, indicating success. If the power indicator light only flashes and the card reader fails, the key chip may not be a supported key chip type. 2. Copy: After a successful read, insert a blank card (RW1990, TM01, etc.) into the for TM area, and hold the copy key (right). The yellow indicator light will beep. If the power light only flashes and the card reader fails, the key chip may not be a writable or supported type of key chip. 125KHz Chip, How to Use 3. EAD: Insert the guided induction card (found in EM4100 or TK4100, or information EM4305 or T5577) into the Induction Area and hold down the read key (left). The buzzer will sound, and the green indicator light will turn on, indicating success. If the power indicator light only flashes and the card reader fails, the key chip may not be a supported key chip type. 4. Copy: After a successful read, insert a blank card (such as EM4305 T5577) into the area, and hold down the copy key (right). The yellow indicator light will beep. If the power light only flashes and the card reader fails, the key chip may not be a writable or supported type of key chip.. Package List: 1 x Key Fob Duplicator Note: This device does not support IC card.