Peace, mercy, and blessings of God be upon you, For sale: ZKTeco fingerprint attendance device, model [Write model here, e.g., F18 or MB20]. • Condition: Very clean used, like new, 100% working without any problems or defects. • Specifications and Verification: Supports [Fingerprint / Face Recognition / Smart Card]. • Data retrieval method: Supports connection via [Wi-Fi, USB flash drive, or network cable].