Welcome to the shop! Note: Has limited applicability and may not match all types of FRID cards. Built-in buzzer and LED indicator. Reading distance: 0-6 cm (0-2.4 inches). Compatible with most 125KHz RFID cards. Supports EM4100 ID cards, 5200 cards, AWID cards, EM4305 cards, T5577 cards, and some other card types. 13.56MHz IC cards or UHF, UID cards, iCIass, Pr0xCard II, Pr0xKey III are not supported. Handheld design. Comfortable to hold, powered by 2 AAA batteries, easy to use and carry. (batteries not included) Widely used in homes, communities, schools, offices, hotels, elevators, and any other places requiring security monitoring or access control support. Color: Blue Material: Plastic Package Contents: 1 * RFID ID Writer 10 * EM4305 Rewritable Card Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The permissible measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!