Question 1

does the charger work on both 110v and 220v?  going to a foreign country and need the 220v there.  this particular country uses the same US type plug.

Accepted Answer

Yes, according to the label on the unit.

It says:  "INPUT:  100-240 ~ 2.5A, 50-60Hz"

Question 2

Will this unit work with a Garmin GPS unit?  it is a USB charger but unsure if the other end will mate with the Garmin.

Accepted Answer

No, this is for laptops only, it puts out 18 volts and a Garmin GPS requires 5 volts.

Question 3

will this work with an HP Pro Book 640?

Accepted Answer

if the package does not have the proper tip you need, Targus has a free tip program where you contact them with your make and model and they will send you the proper tip you need to make it work, instructions should be on the package

Question 4

Will this fit a Toshiba Satellite M645-S4110 laptop?

Accepted Answer

yes

Question 5

How many working hours this unit after full charge can supply the energy to a 15" laptop?

How long will take to recharge this unit from empty to full?

Accepted Answer

I usually get about 4-5 hours out of it.  It says it lasts longer but I haven't found that to be the case.  It charges up to 100% in about an hour.

Question 6

Will this work with a MacBook Pro?

Accepted Answer

Hello,

Thank you for contacting us in regards to your question.  According to the specifications, yes it will work with a MacBook Pro.

Thank you, 
Newegg Support

Brand	Targus
Model	APA024US

Type	Charger
AC Adapter Output Power	90W

Targus APA024US 90W Power Adapter for Laptops w/USB Charger for smartphones, tablets, and most USB-charged devices

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Item#: N82E16834989593