... .CE,FCC,RoHS 5V 3.1A Dual Usb Port Auto Usb Charger 1.small size,portable2.With USB 2.0 port for all mobile ... ≥95%Casing MaterialABS+PC fireproofing materialSize24*24*40mmLength of dc usb cable1.5-1.8MColorBlack WhiteTemperatureStorage:-20°C~60°C Using ... protection, OCP, OVP, Hi-pot, Resistance, burn-in/aging, temperature shock,drop test,vibration test etc.Product pictures: