User key TQC406 Double-secured locking and access control. PROTEC² CLIQ normal user key CONNECT ONLINE is intended for cases where access rights are stable (e.g. grand master key) or changes are very rare. Changing the access rights for normal user key is done by changing electronical openings inside CLIQ locks via programming key, since there is no list of authorised locks on the key. Electrical openings in locks are defined in the locking planning software when the system is ordered and preprogrammed to the locks at the factory. In CLIQ Connect Online, key's access rights are checked in real time via smartphone application when the key is entered to a cylinder. Patented PROTEC² (T) key system. Specifications ATEX approval No Key length Standard Type of product Key CLIQ cylinder group No Key type Electromechanical Patent valid Yes Platform PROTEC2 CLIQ Close Programming key TQGB403PROTEC² CLIQ programming key cylinder group CONNECT. User key TQGC407PROTEC² CLIQ dynamic user key cylinder group CONNECT ONLINE. Programming key TQGB403 EXPROTEC² CLIQ programming key cylinder group. ATEX approved.