Features: Bluetooth wireless mobile app control, keyless unlocking IP65 Waterproof: high waterproof grade allows outdoor application. Universally apply in various occasions. Suitable for House Door, Backpack, Suitcase, Warehouse,Bike, Cabinet, Office. Easily Monitor Activity: including unlocking record and sharing record. Support for IOS and Android system. Easy and security sharing your codes with families or friends by app. Quick access control and easy operation. Durable and thickening alloy steel bar prevent to be sheared, security & long-life use Rustproof, built-in tamper-evident protection USB Rechargeable: built-in a polymer battery, can be easily charged by USB cable (USB port is on bottom), provides over 1000 continuous unlock times. Battery Display: battery of padlock displays on APP, which can remind you to charge it timely. Specification: Item Type: Smart Lock Material: ADC12 Aluminum Alloy + 303 Stainless Steel Color: Silver, Black, Pink(Optional) BT Version: 4.0 Fingerprint: 15 groups BT Working Frequency: 2.4G System Requirement for iOS/Android: 4.3 and above Battery: built-in 1 * 3.7V 130mAh 501225 polymer battery Working Voltage: 3.7V Service Time: about 1 month standby time Unlock Times: over 1000 continuous unlock times Unlock Record: 1000pcs Charging Method: USB, 5V 130mA Waterproof Grade: IP65 Work Environment: Temperature: -25~80°C; Humidity: 5%~95% Package Weight: 173g/6.1oz Package list: 1 * Bluetooth Smart Padlock 1 * User Manual 1 * USB Cable 1 * QR Code Sticker Note: 1. Please scan QR code on the picture to download the APP before use. 2. You can only add fingerprint on the manager cellphone. 3. Please choose "Button" mode if you want to unlock by inputting fingerprint on padlock. 4. The product color may be slightly different from the pictures due to lighting and different monitor setting. 1、Bluetooth wireless mobile app control, keyless unlocking 2、IP65 Waterproof: high waterproof grade allows outdoor application. 3、Universally apply in various occasions. Suitable for House Door, Backpack, Suitcase, Warehouse,Bike, Cabinet, Office. 4、Easily Monitor Activity: including unlocking record and sharing record. 5、Support for IOS and Android system.