DC Power Converter 12V-55/60/80V to 3/3.3/3.7/4.2/5/6/7.2/8.4/9V Waterproof
DC-DC Power Converter 12V-55/60/80V to 3V/3.3V/3.7V/4.2V/5V/6V/7.2V/8.4V/9V Automotive Waterproof Technology Power Step-Down Module. Natural air convection cooling. High efficiency, life up to 100,000 hours.