Testboy Testavit Schuki 1A Information The Testboy Testavit Schuki 1A is a small, handheld socket outlet tester that is designed to quickly and safely check the electrical connections of sockets, cable drums, and connection cables in 230-V installations. It features three LEDs that indicate the presence of phase, neutral, and earth conductors, as well as a finger contact test that can be used to check for unacceptably high touch voltages. The Testavit Schuki 1A also has a built-in FI test function that can be used to check the operation of 30 mA residual current devices (RCDs). Introduction The Testavit Schuki 1A is a small, lightweight, and easy-to-use socket outlet tester that is perfect for electricians, DIY enthusiasts, and anyone else who needs to check the electrical connections of sockets and other electrical equipment. It is compact enough to fit in a pocket or toolbox, and it features a simple and intuitive user interface that makes it easy to use even for those with no prior ...