This standard RFID Door Lock [shown here in 626-Satin Chrome] is available in a variety of finishes. This lock secures the guestroom and service doors on a hotel’s property. It is powered by 3 AA batteries and is completely enclosed to deter dirt or moisture buildup within the electronics. This lock is capable of storing information for up to 450 keycard insertions and programming functions. Because of its enclosed design, this unit is low-maintenance and cost effective. A hardened override cylinder is included with every door lock.