Introduction: Your fingerprint is your password Fingerprint ID function provides a safe and private way for unlock and identity verify. Features: [Fingerprint Unlock]: Your finger is the key, convenient to use. [High Capacity]: It supports 20 sets of fingerprints. [Waterproof & Dustproof]: Up to IP65 waterproof, to a certain extent, it can prevent the dust and rain effectively. [Fast Response]: Built-in advanced CPU, good recognition, 1 second to unlock. [USB Charging]: Rechargeable, red and blue indicator represents different status. [Low Power Consumption]: Full charge can provide 3000 switch lock operation. [Superior Durability]: Made of aluminum alloy and stainless steel material. Specifications: Material: Aluminum Alloy+303 Stainless Steel Color: Black Fingerprint Recording: Support Delete Fingerprint: Support Indicator: Red, Blue Battery: 150mAh Waterproof Level: IP65 System: for iOS/Android 4.3 and above Rope Length: about 105cm Item Size: 6.8 * 3.3 * 2.5cm / 2.68 * 1.30 * 0.98in Item Weight: 346g Package Size: 19.5 * 15 * 5.8cm / 7.68 * 5.91 * 2.28in Package Weight: 468g Note: Because of photograph light or other reasons, the picture and material object may have slight difference, please in kind prevail. Thanks Package Lists: 1 * Fingerprint Lock 1 * USB Cable 1 * User Manual