... Fingerprint, Password, Mechanical key (Optional: Remote Control, Remote Phone/Mobile, SMS, Mobile Induction, ID Card)SizeOutdoor lock: 335mmLx76mmWx86mmHIndoor lock: 225mmLx76mmWx86mmHParametersUsage Occasions: Hotel, Housing, Office ... function4.Anti-peeping password function5.False lock warning function6.Low electricity reminding function7.Wireless remote control makes no-distance between you and ...