**Please check compatibility with your laptop carefully as laptop models do vary.**Ensure you have the correct Tip Size, Output Voltage and Amp Rating from your previous charger.The AC power adapter enables you to operate your Acer notebook or charge the battery from electrical power outlets.If you are running your computer on AC power with a battery installed, the adapter charges the battery ( if needed ) and maintains its charge.Tip Size:5.5mm X 2.5mmOutput: 19V 3.42AUK Three-Pin Plug Power CordCompatibility:Acer Aspire 750 5733 5001 5002 5003 5004 5005 5051 5052 5101 5102 5110 5310 5315 5332 5334 5335 5336 5338 5410 5500 5510 5512 5513 5520 5530 5532 5535 5536 5540 5541 5542 5551 5552 5553 5560 5570 5580 5600 5610 5612 5625 5633 5650 5670 5680 5715 5720 5730 5732 5733z 5734 5735 5736 5738 5740 5741 5742 5745 5810 5920 5930;Acer ICONIA TAB W500 W500p;fits SADP-65KB D Power Supply with UK Mains Cable 19V 3.42A 65W Along with the Acer models, this power supply is also compatible with HP and Compaq laptops with the same power requirements and tip size.