1. Product Usage: Supports charging of mobile phones, tablets, and the use of in car appliances. Vehicles with a working voltage of 12V-24V can be installed and used.
2. Wiring instructions: The red wire is connected to the positive pole of the power supply, and the black wire is connected to the negative pole of the power supply.
3. Product features:
• Aluminum alloy shell+laser engraved LED light, 3 USB ports
• Installation method: Please first use a hole opener, place the product in the hole position, and then tighten it with a threaded fixing ring!















