* Gigabyte U4 power adapter charger. * This battery charger charges Gigabyte U4. * Advanced CMOS microcontroller chip manages the charging process for safe, rapid and reliable battery charging. * Include a free British standard type G power plug and socket convertor adapter for customers in the United Kingdom region. * Power off automatically when Gigabyte U4 battery is fully charged. * Specially designed for Gigabyte U4.