... 5.5*2.5 For IBM 16V 3.5A/3.36A/4.5A(0-7.5A) NO.05 18V/18.5V/19V 5.5 ... 12V 3A LCD 12V 1A/2A/2.5A/3A/3.5A/4A/4.5A/5A/6.5A/7A/7.5A/8A,(0-8A), LS 20V 3.25A ... /4.5A/6A, LITEON 19V 4.74A(0-8A ... 2.1A, (0-6.5A) ASUS 12V 3A, LCD 12V 1A/2A/3A/3.5A/4A/4.5A/5A/6A/7.5A,(0-8A) NO.09 ... 19.5V 7.4*5.0 For DELL 19 ...