EPG Battery Charger for Nikon EN-EL19 kompatibel mit Digital Camera Nikon CoolPix S4100 / S3100 With US Flip, EU Plug and Car adapter Collapsible plug on the back of wall charger. Built in battery protection and fault detection. Product by EPL the Input Voltage: 110-240v for worldwide use. After fully charged power cut-off automatically, also this charger can prevents overheating This charger only use for the battery, cannot directly charge from camera or camcorder Charger indication Green lights for standby, Red is for charging.