Electronically isolates all turn signal outputs from the vehicle allowing for the use of almost any aftermarket turn signal The additional turn signal load is placed entirely on an auxiliary power source and does not affect current draw on the motorcycleÆs turn signal circuit There are no relays or other mechanical devices that are subject to mechanical failure The TSI is a hardwire installation on any motorcycle and is recommended for use any aftermarket turn signal such as Custom Dynamics« Plasma RodsÖ or LED License Plate Frames including LED or incandescent bulb products Use Posi-TapÖ and Posi-Lock« connectors (sold separately) for a hassle free installation. Custom Dynamics« recommends the installation of an in-line fuse when power is being accessed from the positive battery terminal Alternatively, use Custom Dynamics« Dynamic Load Isolator (DLI) for a completely plug and play solution to isolate all outputs from the vehicle. ISOLATOR TURN SIGNAL