product size:109.1*33.56*33.56mm color: white,black,red,golden,silver input:12V--1A max output:5V--Total2.1A output current:2100mAx1/1000mAx2 net weight: 50.5g --high quality dual USB car charger with high workng efficiency --built-in IC with over charge,over heating,over current and short-circuit protection --built-in transformer with output precision at+/-5% --material flame resistance applies to UL94V-0+ --fully enclosed casing design with superior protection forinside components