No key Don't remember password, fingerprint opens instantly Smart fingerprint unlocking Supports 360° in any direction fingerprint recognition<br> Semiconductor fingerprint module Recognize quickly and accurately Fingerprints of old people and children can be easily identified<br> Wide range of applications Applicable to scenarios Suitable for both private and public spaces<br> fast charging IP55 dustproof and waterproof Supports 20W fast charging to charge mobile save charging time<br> smart chip Prevent overloading and overheating<br> Unlocking method: fingerprint<br> Number of fingerprints: 20<br> Interface type:Type-c<br> Charging time: 30 minutes to fully charge<br> Colour:Black<br> Material:Zinc Alloy<br> Package Contents:<br> 1x Fingerprint padlock<br> 1x type-c charging cable<br> 1x Instructions in Chinese and English<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.