Smart Keyless Lock

Portable Bluetooth Smart Keyless Fingerprint Lock.  Waterproof APP / Fingerprint Unlock. Anti-Theft Security Padlock Door Specifications: Material: Zinc AlloyMaterial: ADC12 Aluminum Alloy + 303 Stainless SteelSystem Requirement: for iOS/Android: 4.3 and abovecolour: as pictureCharging Method:Micro USB, 5V 130mA Material: ADC12 Aluminum Alloy + 303 Stainless Steel Color: as picture (Optional) BT Version: 4.0 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 Fingerprint: 16 groups Charging Method: Micro USB, 5V 130mA Waterproof Grade: IP65 Work Environment: Temperature: -25~80degC; Humidity: 5%~95% Support Language: English, Japanese, Korean, Germany, French, Italian, Arabic, Russian, Chinese Lock Size: 4.7 * 8 * 2.3cm / 1.8 * 3.1 * 0.9in Lock Weight: 105g / 3.7oz Package