Neewer AC Wall Charger with In-Car Adapter for Sony NP-F550/F750/F960/F330/F570 PA-VBD1 PA-VBD2 Batteries NOTE: To safely and successfully charge your battery, please make sure to line up the correct polarity (positive / negative) before inserting the battery onto the charger Complete charging solution for digital video batteries High quality battery charger is a handy companion for digital shooting Charger is designed with a fold-able A/C plug that charges your camera / camcorder battery anywhere in the world Quick charge with automatic constant current control prevents the battery from overcharging, short circuiting, and electrical shock