Features: This product is specially designed for luggage bags and is the first choice for travel. It is a good partner for you to trust. Can also be used in office, school dormitory, easy to use. The price is cheap and affordable, but you can use it with confidence. Advanced biometric fingerprint recognition technology for rapid identification and unlocking. Made of high quality zinc alloy, waterproof design with LED indicator. Instructions: Add an administrator: 1. Press and hold the setting button for about 2 seconds. 2. After seeing the blue light is short, release it from the setting button, green, etc. will start to flash. 3. Press the fingerprint that needs to be added to the fingerprint collection head, and start to input the fingerprint. Press 10 times continuously, the collection will be successful and the blue light will be collected. If the collection fails, the red light needs to be re-acquired. 4. When the fingerprint is successfully collected 10 times, it will light green, indicating that the fingerprint is successfully added. 5. The default fingerprint of the machine is the first and second fingerprints. Add member fingerprint 1. Press and hold the setting button for about 2 seconds. 2. After seeing the blue light is short, the administrator's fingerprint is certified and the green light starts to flash. 3. Press the fingerprint that needs to be added to the fingerprint collection head, and start collecting the fingerprints. After continuous pressing, the fingerprints are successfully collected 10 times. Each time the collection is successful, the blue light is successfully illuminated. The collection fails and the red light is needed. 4. When the fingerprint is successfully collected 10 times, it will light green, indicating that the fingerprint is successfully added. Delete all fingerprints 1. Press and hold the setting button for about 5 seconds. 2. After seeing the indicator light turn from blue to red, authenticate the administrator's fingerprint. 3. Green, etc. starts flashing, indicating successful deletion, red light flashing, deletion failed. Precautions 1. After the fingerprint authentication is passed, you need to press the lock beam to unlock 2. Manually release the lock beam will be automatically locked, or automatically locked after two minutes Specifications: Condition: Brand New Color: Black Material: Zinc alloy Battery: 160mA Charging port: Mircro interface 5V 0.5A Material: Zinc alloy Packing Size: 8*8.5*2cm/3.1*3.3*0.8in Product Size: 62*28*15mm/2.4*1.1*0.6in Weight: Approx.88g/3.1oz Package List: 1 * Fingerprint Padlock(Built-in battery) 1 * Data Line 1 * Manual 1、This product is specially designed for luggage bags and is the first choice for travel. It is a good partner for you to trust. 2、Can also be used in office, school dormitory, easy to use. 3、The price is cheap and affordable, but you can use it with confidence. 4、Advanced biometric fingerprint recognition technology for rapid identification and unlocking. 5、Made of high quality zinc alloy, waterproof design with LED indicator.