... years 5.Portable, durable,waterproof Specification Features1.This kind Solar Auto Battery Charger is widespread use for all kinds cars .2 ... cigarette lighter Advantage 1.Charger fast and can prevent battery discharge2.Durable,can charging in all weather conditions3.Portable ... quality,long life , waterproof,and environment protect5.ODM/OEM Application 1.All kinds of automobile ,dolly,caravan, ect .2 ...