Item Type: Fingerprint Padlock Material: Aluminum Alloy + Stainless Steel Unlock Method: Fingerprint + Bluetooth App + for WeChat Mini Program APP: for OKLOCK+ Support Fingerprints: 100 Waterproof Grade: IP65 Characteristic: Fingerprint Unlocking, App Unlocking, for WeChat Scanning Unlocking, and for WeChat Authorized Remote Unlocking. Application: Lockers, Drawers, Office, Gym, Spa Hall Scenarios Battery Type: Lithium Battery Battery Model: 541424 Battery Capacity: 150mAh (built in battery) Package List 1 x Fingerprint Padlock 1 x Manual 1 x USB Cable 1Multiple Unlock Method: Bluetooth padlock supports fingerprint unlocking, App unlocking, for WeChat scanning unlocking, and for WeChat authorized remote unlocking. 2Fast Recognition: Each unlocking process continuously improves the pass rate through fingerprint stitching and image recognition self learning algorithms, making it more flexible and practical. 3for WeChat Mini Program Unlocking: Smart padlock also supports authorization to unlock on the for WeChat mini program app, allowing users to authorize friends even from afar. 4APP Unlocking Record Query: Safety electronic lock supports for OKLOCK+ APP control. When someone uses their phone to unlock, the unlocking record can be kept up to date. 5High Security: Every time someone use the phone to unlock, you can see the unlocking location, so you no longer have to worry about the risks of authorized unlocking.