universal laptop power bank 1. blue LED display output voltage 2. automatic adjust voltage 3. 5V/ ... 75A, SONY 16V 3.75A, SONY 16V 4A,(0-7.5A) NO.02 19V/19.5V 6.5*4 ... IBM 16V 3.5A/3.36A/4.5A(0-7.5A) NO.05 18V/18.5V/19V 5.5 ... IBM 16V 3.36A, IBM 16V 4.5A,(0~7.5A), LS 20V 3.25A/4.5A/6A,(0- ... ) NO.07 18V/18.5V/19V 5.5*1.7 For ACER 19V 1.58A/3.42A, DELL 19V ... NO.08 18V/18.5V/19V 4.8*1.7 For HP/COMPAQ 18.5V 3.5A/4.9A ...