FretFX 2 Year   Warranty In the event of FretFX LEDs or battery packs failing to perform due to defective manufacture, FretFX will replace the unit free of charge for a period of 2 years from the date of purchase. Notice! -->  FretFX arrays cannot be removed from an instrument then re-applied or transferred to another instrument without damaging the LED array. Questions? Contact us at: mail@fretfx.com