BM118TTLOCK code lock

English manual for SNBM118-Code lock with TTLOCK app 1.1 product features 1.2 Lock mortise size 1.3 product function introduction Aluminum alloy material; Use 4pcs AAA batteries; 3 ways to open the door: password / card reading / TTLOCK APP. 2.1 door panel openings: Drill a round hole with a diameter of 20MM or more and two small round holes above and below the round hole at the appropriate height of the door panel and 58MM from the wall of the cabinet at the door opening