Upgraded Version Chameleon V2.0 with a Restart function for easy recovery from battery failure. Capable of cloning and emulating a wide range of RFID tags and cards. Supports both 125KHZ and 13.56MHZ RFID card types. Compact and portable design for easy transport. Ideal for engineers, security professionals, and hobbyists; differences in appearance and color may occur due to different batches, but functionality remains unaffected. Upgraded Version Chameleon V2.0, with Restart function, you can double-press two buttons to restart in case of battery failure. Our small and versatile device can clone and emulate a wide range of RFID tags and cards. With This Device, you can create copies of RFID tags and cards, which can be used to access secure areas or equipment that require RFID authentication. This Device is a valuable tool for anyone working with RFID technology, whether you're an engineer, security professional, or just a curious hobbyist. And thanks to its compact and portable design, you can take it with you wherever you go! Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Color: Transparent Shell Material: plastic Package Contents: 1 x RFID Reader 2 x Adapter(Random color and appearance) 1 x USB Cable (Random color) 1 x Lanyard 2 x UID Keychain (Random color) Only the above package content, other products are not included. Note: Light reflection 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.