Insten NP-BN1 Battery Charger Compatible with Sony DSC-W330 W320 W310 W380 This Battery Charger kit includes: Battery charger with foldable AC plug; DC Cigarette lighter adapter (car charger) for any vehicle; Accessory only, battery not included. NOTE: For a success and safe charge to your battery, please make sure to line up the correct polarity (positive / negative) before inserting the battery onto the charger. This compact battery charger set for Sony NP-BN1 is the complete charging solution for digital video batteries. High quality battery charger is a handy companion for digital shooting. Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock. Smart LED indicator shows charging status. Specifications: A/C power supply input voltage: AC100V~240V; Output voltage: DC 4.2v 450mA; Dimension: 3.25 x 1.5 x 1.75 inch.