If you want to convert your vehicle´s stock light bulbs with LEDs, it might be required in some cases, that you have to install a LED Protector to help protect any led bulb from power and voltage while ... ... • Switching on the ignition & starting the engine • Changing or disconnecting the battery • Charging the battery with an auxiliary battery charger • Excessive AC voltage due to damaged diodes in the alternator • Voltage surges caused from switching on and off amplifiers or other peripheral add on device ... in combination while the leds are switched on ! ------------------------- Item : LED-Protector Load : no load ! Power : no power ! Voltage : 11-14V Application : useable for all LED-Lights Content : 1 LED-Protector