Your laptop charging interface is the same as shown in the picture
The power of the cigarette lighter of your car is 12V-24V
Your notebook Volts is 16V or 18.5V or 19V or 19.5V or 20V
Your notebook power does not exceed 90Watts
You can check with the Output Voltage and Output Current on the label of your original charger or the bottom/back of your laptop.
The V stands for Volts and the A stands for Amps
Watts = Amps x Volt
Meet these 4 conditions, our car charger can charge your laptop
Provide the best performance for your laptop. This HELPERS LAB car charger can make that your laptop will never run out of power while driving/traveling
You can going through important documents anytime, anywhere during the trip.
A Versatile DC Car Power Adapter One for All.If you are desperately looking for a safe, slim, portable power charger for a replacement, spare or for travel with multiple devices, this is the one for you.Enough power tips compatible most laptops, USB ports supports mobile or a tablet.
16 DC Connector, suitable for different types of laptop models, bringing more convenience.
If you are not sure that if the package contains the connectors which are compatible with your laptop before purchasing, please let we know
If none of the 16 connectors is compatible with your laptop, please for a separate purchase of these special connectors.
For Lenovo IBM 16V/3.36A 16V/3.5A 16V/4A 16V/4.5A
For Fujitsu 16V/3.36A 16V/3.75A ,etc
For SONY 19.5V/2.15A 19.5V/3A 19.5V/3.9A 19.5V/4.1A 19.5V/4.7A etc
Compatible for HP 19V
For HP/Compaq 18.5V/3.5A 18.5V/4.9A 19V/4.74A , etc
This connector only can use on HP laptop , do not use this connector for Dell
For Acer 19V/1.58A 19V/2.15A 19V/3.16A 19V/3.42A 19V/4.74A ;
For LITEON 19V/3.16A 19V/3.42A 19V/4.74A ;
For NEC 19V/3.16A etc
Our charger and the resistance chip in the DC Connector are customized, so the two are matched and can only be compatible with each other.
How to determine whether this charger is suitable for your notebook? M3 16V 5.5*2.5mm M8 19.5V 6.5*4.4mm M12 18.5V 7.4*5.0mm M20 19V 5.5*1.7mm