Low Voltage Plug-In Class 2 Electronic Transformer Designed to Be Used As A Plug-and-Play Style Transformer. Contains An On/Off Toggle Switch At The Base and A 72" Detachable Cord. Models That End In -T Include A Lead Cable For Invisiled Tape Light Systems, and Models That End In -S Include A Lead Wire For Line and Straight Edge Under Cabinet Lighting Systems. Inherently Protected and Power Limited, Protecting The Lighting System From Both Normal and Abnormal Short Circuits. Built-In Auto Reset, Soft Start