FAST, SEAMLESS INSTALLATION: The Dongar PRO adapter utilizes your auto-dimming rearview mirror as a power source for an easy, invisible, and truly plug-and-play dash cam setupno messy hanging wires and no complicated fusebox installation. PARKING-MODE ENABLED: Dongar PRO is the only parking-mode-enabled plug & play dash cam adapter on the market. Choose from 3 versatile power modes: Ignition, Timed, or Continuous, to safely power your dash cam even when parked. BATTERY PROTECTION: To prevent draining your car's battery, the adapter will cut power to your dash cam if a low voltage threshold is reached. CABLE PACK FOR EXPANDED COMPATIBILITY: The Dongar PRO comes with 3 wiring harness options to choose from, making it compatible with over 30 models of Toyota and Lexus. Please note the 5A and 5C harnesses are nearly identical and are labeled to help you determine which to use: the 5A harness is labeled 3-Pin harness 5A and the 5C harness is labeled 3-Pin harness 5B.