Smart Lock / Hotel Lock

• Various access for your convenience - fingerprint/password/card/key/smart phone • European standard mortise - the door locks by itself once close • Enhanced security by random password for code access • Idle handle design to prevent from forcible entry • Voice guide for easier and more convenient use • Voice volume is adjustable • Smart alarm for low battery & illegal operation • Normal open mode • External terminals to draw back-up power from a 9V battery