Feature 1 rectification technology, imported components, conversion efficiency more than 96% 2 inside resistance capacitor filter, withstand extreme temperature 3 retardant plastic shell, Almost no warmth generated when using four clever protection, anti-overheating, overcurrent defense Specification Product Name:12V to 5v Charging Converter Input voltage:DC12V/24V(8V-32V) Output voltage:DC5V±0 Output current:3A Output power:15W Transfer efficiency:96% Working temperature:-25℃-85℃ Overheating protection:150℃ No load current:≤0 Water proof:IP68 Weight:50g Installation length:15cm Package List 1X DC-DC Step Down Buck Converter NOTE 1 do not connect the wires in reverse,otherwise the converter would burn!! 2 is healthier to use 80% of the maximum strength of the converter,just for very long time utilizing existence