OverviewUC-90 Multi Charger gives the option to charge the LI-90 B Battery either via USB or AC Connection. Further it is possible to charge even other Lithium -Ion batteries with optional battery cartridge. Charging time for LI-90 B is around 210 minutes. This is the charger for the Lithium Ion Rechargeable Battery ( LI-90B). This is a replacement charger in case you lose the one that comes with your camera. It's also always handy to have a second charger for use at work, or on vacation. Item# V621036XW000 Note: The charger's input voltage will automatically regulate between 100V-240V~50/60Hz.