1,Input : 100-240V 2,Output :8.4V 1A 3,Certificate:FCC, CE & RoHS 1,Input:100- ... 240V 50-60HZ2.Output:8.4V 0.5-1.2A3.Indicator:When charged fully,the indicatior ... Constant current and constant voltage,5Safety standard:EN60950 UL60950 GB4943...6,Stable:With IC design,very stable and safeSupport:EU, ... or three years.2,Fast delivery3,Competitive price. 8.4V 1A li ion battery charger