1、The new generation of touch fingerprint algorithm, 360° fingerprint collection technology, more secure, more quickly identify your fingerprint. 2、Virtual password to prevent peeping, continuous input of the correct 6‑digit password can unlock. 3、Intelligent encryption IC card identification, easy to manage, high replication prevention. 4、Multiple combination of unlocking mode, higher security level innovative double‑open verification mode, fingerprint + password, fingerprint + fingerprint, password + password. 5、Spare key, humanized design, the lock hole at the bottom is for emergency use, humanized design. 6、Aluminum alloy lock for narrow edge, 304 stainless steel lock tongue, corrosion resistant, waterproof and high temperature resistant. 7、Built‑in free idling handle: outdoor by lifting handle, door can be quickly locked, indoor by pressing handle, quickly unlocked. 1 x Outer Lock (with Washer)1 x Internal Lock (with Washer)1 x Lock Tongue1 x Cylinder2 x Key3 x IC Door Card1 x Square Lock Column2 x Hollow Copper Pillar1 x Lock Tongue Washer1 x Plastic Cover4 x Long Screw13 x Short Screw1 x Hole Template1 x Manual  Item Type: Smart Door LockMaterial: Aluminum alloy, stainless steel 304, brassLock Tongue: 304 stainless steelScope of Application: Apartments, villas, families, supermarkets, schools and other office plantsUnlock Mode: Fingerprint, password, card, mechanical keyLock Core Level: CPassword Length: 6-8bit, support for 16-bit hypocritical passwordStandby Time: 13 monthsAmbient Temperature: 25-55℃Applicable Door Thickness: Approx. 30-70mm/ 1.2in- 2.8inPassword Capacity: 50 groupsFingerprint Capacity: 100Card Capacity: 50 sheetsOpening:> 1 million (times)Scan Time: < 0.3 (s)Record Rate: < 0.001% (%)Refused Rate: < 0.5% (%)Working Humidity: 40 - 80RH (%)Life: 1 million (times)Power Supply: 4pcs aa battery (excluded)Way of Opening The Door: Can adjust it on the left or right