1. LENOVO ADP-90RH B 19V 4.74A 90W Replacement Laptop AC Adapter LENOVO19V4.74A90W-5.5 x 2.5mm
All new laptops come with LENOVO ADP-90RH B AC power adapters. Adapters are used for charging laptop batteries and also used to supply power directly. There are occasions which we require to buy an ACER AC power adapter. Most laptop users travel, for they travel to Europe or US they require LENOVO ADP-90RH B AC power adapters that take 100-240 voltage input and output 16 voltage or 19 voltage.
Let us present 3 easy steps to pick the right LENOVO ADP-90RH B laptop AC power adapters.
1. Finding the right "tips" for LENOVO ADP-90RH B - Different laptops have different connectors. You need the right tip for your laptop. This is very simply to find. Basically, laptop AC power adapters comprise of 2 ends. One end is male power outlet. You use this end to plug into wall power outlet. The other end is called "TIP" which you will plug this tip into the "DC IN" in your laptop.
Your laptop won't work on the wrong tip. You can only use the " matching Tips"
Warning: DO NOT try to force it in.
2. Finding the right "output voltage" - Different laptops were designed to consume power varied by equipments such as CD-Rom, LCD size, CPU maker and CPU speed. You require to use the "matching voltage" . Only use the LENOVO ADP-90RH B laptop AC power adapter output the matching voltage of your laptops. You can easily locate your laptop voltage. Mostly, voltage is printed on your laptops. You also can check your laptop manual.
3. Find the right "input voltage" - for those users who will travel abroad especially to Europe and Asia. You would need laptop AC power adapters that compatible with 220-240 voltage also. So it would be wise...and yes...you are!!.... Always look for LENOVO ADP-90RH B AC power adaptors accept 100~240 voltages. 100~240 voltages AC power adapters will go with you worldwide. You do not need to carry 2 adapters anymore.
That's easy. You now know the basic knowledge to find your laptop AC adapters.
Better yet, LENOVO ADP-90RH B AC power adapter manufacturers are now promoting "universal AC adapters" . This emerging adapters can be used with multiple devices. They can accept 100~240 input voltages and also adjust the output voltage to match device automatically.
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