The charger uses 100-240V AC mains power.High quality, safe and durable.With led lights to indicate.It's portable and easy to use.nullDescription: Item name: 2-3S B3 balance lithium battery charger Specification: 2S/3S 7.4V/11.1V balance charger Outline size: 94 x 54 x 35mm Input voltage: 110-240V AC 50HZ 60HZ Maximum charge current: 3*800mA Package Includes: 1 x 2-3S B3 balance lithium battery charger 1 x power cord (US / UK / EU)