... small size,lighter, thinner,portable 2.With USB2.0 port for all mobile charging 3.12months ... 5V 3.1A car charger 1.small size,portable 2.With USB 2.0 port for all mobile ... life.4). environmentally friendly, energy-saving, complying with the safe certification standard.5). high working efficiency: ... protection, OCP, OVP, Hi-pot, Resistance, burn-in/aging, temperature shock,drop test,vibration test etc. ...