Product Model: nfc reader tool Product Name: NFC Bluetooth reader Product Size: 90 x 60 x 10mm Application:WeChat applot Communication mode: USB/Bluetooth 5.0Ble Operating frequency: High Frequency 13.56MHz/low frequency125kHz/250kHz/375kHz/500kHz Support card classes M 1 card, UID card, CUID card, FUID card, UF UID card, GDM/GTUcard5577/5200 cards, 8265 cards Color: White Material: Plastic Due to different product batches, the appearance may vary, but it will not affect the use Package Contents: 1 x NFC read-write device 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.