KEYKING smart lock is an advanced high-tech solution developed by KEYKING. Using non-contact Encrypted RFID Technology, these locks are much more secured than traditional magnetic-strip locks or keys. RFID-NFC technology mean that there are no mechanical parts involved in the card reading, hence, longer life and no issues with cards losing their configuration due to magnetic fields. KEYKING Smart-Locks can be used in any size of operation. From small Hotel, Motel and even B&B to Apartments and Dormitories. The locks are Battery Operated Stand Alone what make installation easy and simple. No prewiring needed and operation is guaranteed even in case of power outage. A mechanical bypass key ensure door opening even if batteries are removed. Features: A.No need for external power or network to configure and maintain the lock. B.Multiple types of cards, such as, Floor Master, Building Master, Technician Visit, LockOut and more. C.Can record 800 lock events (including mechanical key bypass), events download by using Handheld Reader.. D.International standard five-locking structure, stainless steel construction. E.4 x AA Alkaline Batteries last 1 year (normal operation, 15 actions/day) F. Smart alarm system: Alarm will be given once the door is not properly closed or the lock tongue is blocked. G.The lock can be set to normal open status for meeting or gathering. H.For doors of 33mm thick (1.⅓”) and up I.Heavy Duty external plates.