This is Authentic Samsung EZON Doorlock with Handle. - 2Pcs x Mechanical override keys (emergency) are included. - English Manual is included. - Required depth of door is 40mm~50mm. - Free Express Shipping is ready for buyer. (Extra Charge may be beed to some country)  ============================================= #Feature - Perfectly with my own fingerprints! State-of-the-art fingerprint recognition system. - Password and fingerprint recognition and at the same time! Dual-mode access authentification - Magic number is doubled security! Password manner - Reassuring grip! Safe handle to prevent unauthorized intrusion - Once more safely! Automatic lock / double lock feature - Sence that the sound settings and disable function - Safely in an emergency! Assured security Samsung Digital Door Locks Samsunf Smart Door!