Double USB Car Converter Module 12V To 5V 3A 15W Power Adapter

Dual Double 2 USB DC DC Car Converter Module 12V To 5V 3A 15W Power AdapterFeature Input voltage DC 7V 21VOutput voltage 5VOutput current 3A MaxOutput power 15W MaxSize Approx 65x27x14mm 2 56x1 06x0 55It can be used for LED car display GPS MP3 MP4 car DVD hard disk player and the stereo This module is potted by epoxy so its waterproof shockproof moistureproof anti dust and flame retardantThe module boasts of automatic protection function when over voltage over current over temperature and shortcircuit braking and restore normal work after the conditionsNote The red wire connects to the positive the black wire connects to the negativePackage Included 1 X USB Power Converter