laptop adapter

This model is universal hone laptop adapter 120w. it is an universal switching-mode power supply, main power for laptop.
This model is universal home laptop adapter 120w.

Replacement ACER 150W 19V 7.9A Connector: 5.5*2.5 laptop AC adapter 

Part number:
Delta ADP-150CB (round tip)
Acer AP.15001.001

Fit models:
Acer Aspire 1800

it is an universal switching-mode power supply, main power for laptop, a USB port , charge mobile equipment .such as mobile telephone .PDA.MP4.MP3etc .

EL120W operation at input AC 100V to 230V 47-63Hz, Output DC 7 voltages: 15V/16V/18V/19V/20V/22V/24V, output current 6.0Amp max 120 Watt max, with protection functions: Overload protection, Short Circuit Protection, power supply by mains supply. With 8 tips connecter to suit to almost laptops, Select output voltage to suit to laptop and make sure the polarity of tips connect correct before use