Core Tech 240W Laptop Power Adapter with 6.0 x 3.7 mm Round Tip and AC Cord provides wired power for compatible ASUS devices. Rated output is 20V DC at 12A, up to 240W, through a right-angle round barrel 6.0 x 3.7 mm connector. It accepts 100240V AC at 50/60Hz and includes a fixed device cable plus a detachable AC power cord with a grounded US plug. Match the full device model, original adapter rating, connector and electrical polarity or pinout before use.