* Asus Zenbook 15 OLED UM3504 Travel Charger. * This battery charger charges Asus Zenbook 15 OLED UM3504. * 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 Asus Zenbook 15 OLED UM3504 battery is fully charged.