KD (Keyed Different) door lock cylinder:The cylinder of each electronic lock will be only unlocked with its individual keys. Two keys or three keys are included with each door lock cylinder.
KA (Keyed Alike) door lock cylinder:The cylinder of all electronic locks are identical and able to be unlocked by the same key. Our factory can offer extra keys when customer specify for more.
MK (master key cylinder system): Each electronic lock is keyed different and operated with its individual key. Moreover, all locks are able to be operated with a special master key.
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Some situations mean that key cards are good solution. For example, it may be inconvenient for users to carry a keycard around with them, or they may need to be used in harsh environments.
key fobs let the user attach to a conventional keyring. This solution is especially popular in student accommodation buildings. While for environments like spas, gymnasiums and leisure facilities, silicone based waterproof wristbands are quite suitable.
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card encoder feature:
handheld device function: