Use these connectors to link SPT1 to another length of SPT1 lighting cable.. 12 Volt Easy Connect! The integrated easy and safe ‘Easy Connect’ connection system, makes the installation of garden lighting child’s play. Push the two cables in the bottom of the cable connector, click the upper side of the connector on the bottom and you have made the connection! With this simple connection method, you can easily move the lights. It is as flexible as that. Luxform lighting works on 12 volts and is therefore completely safe to work with. The low voltage makes the system absolutely safe for children and inquisitive animals. The cables can be placed directly underneath the surface. Deep digging is not necessary and you do not need any tools for the installation whatsoever.