How To choose A adapter

Step 1. please check the input data on your laptop or your adapter output.
You will find voltage and current data.
Such as 20V 3.25A 、19V 3.42A、19V 2.37A....
Step 2. check your connection plug size.
Out diameter * lnner diameter
Such as 5.5*2.5mm、4.0*1.7mm、 4.0*1.35mm....

If still not understand ,please ask help from us !

the actual size may have a deviation of 1 ~ 3mm.

Laptop Adapter Information

Item: 65W 20V 3.25A Notebook Laptop Power Adapter
Code: SA181-square
AC Input: 100-240V, 50 - 60Hz
DC output Voltage / current: 20V 3.25A
Power Supply Watt: 65W
DC Connector size: USB
Power Plug: EU US UK AU optional
Suit :For Lenovo

Compatible Models:

(Tips : Pls click "Ctrl + F" to find the model you want )
For Lenovo/ThinkPad 20V - 3.25A
45N0261 45N0262
45N0253 45N0254 / ADLX65NDC3A
PA-1650-72
For Lenovo Yoga11S YOGA 13 X1 Carbon
For ThinkPad x230s,x240s,X230s,X240sS3,S5,X300S,X301S,X230S,S230U,S431
X240,T440P,T440S,T431,T440,T440s,L440,L540,T540P,
G400,G405, G500, G500S, G505,E431, E531,
G410 G500G50-45Yoga 13
......
（More model consulting customer service）

Warranty

In Great Working Condition. We guarantee our products will charge your device as efficiently as the original charger. In addition, our products are in compliance with top industry standards.
1 Year Warranty- we will exchange your product free of charge should it become defective for 1 years from the date of purchase.You can contact with us any time!

TIPS

1.ABOUT CUSTOMS
We are not responsible for custom duty or import tax.But you can ask us send you INV .
2.ABOUT FEEDBACK
We are highly appreciated to your positive feedback, if you have any problem please contact us before you leave us negative feed back,we'll try our best to help you to solve the problem, pls trust us.
3.RETURN POLICY
All items are checked and packed in good condition before dispatch. If you find any defect in our items,please contact customer service within 7days of receipt item.Return items must be NOT-Used or have any sign of abuse or intentional damage.Buyer is responsible for all return shipping charges.
In order to avoid the problem that the purchased products are not suitable for your own laptop, please carefully confirm your computer model,accessories specifications and dimensions when purchasing products