12V to 3. 7V DC Step Down Buck Voltage Regulator Waterproof Converter 3A 11.1 W for Car Truck Boat LED Light
$45.97
Pay $20.97 after $25 OFF your total qualifying purchase upon opening a new card. 
Apply for a Home Depot Consumer Card- Intelligent microprocessing chip for over-voltage protection
- Aluminum case and silicone seal for durability
- Compact design fits easily into limited spaces
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