Advantages: 1.Adopts imported and high quality of capacitance,quick charging and can control heat value perfectly meanwhile. 2.Internal micro-electric and automatic electric for protection,avoid short cut and overload current,provides your devices safe and protective services. 3.Convenient and practical,for lithium battery charging,especially for bicycle light. 4.High quality and durable,excellent for bicycle use. 5.EU type of plugs,and parameters with 8.4V 1A,please confirm whether it fits your bicycle before order.charger only,other accessories demo in the picture are not included Specification:Material: ABSType: DC 5.5x 2.1Plug Type: EUColor: As pictures shownOutput Voltage: 8.4V 1A(pls confirm it before order)Input Voltage: 100-240VSize: One SizeLength: 70mm( 2.76in)Quantity: 1 Pc Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1 x Charger Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.