... Fingerprintlock Quick recognizing Recognition time:<1S,USA-imported chip Safe modeSingle or Double fingerprints availableMax fingerprint capacity120 pcsAnti ... Combination of Electronic clutch and mechanical lock,B+ safe grade,patented by KerongID chip keyKey with ID chip ... anti lostHidden, invisibleDon't instruct this item detailedly for safe Audio visually operation OLED touch panel OLED touch panel, ...