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Probably the battery is discharged. It's possible the battery is not charging because the power adapter is dead. Check the power adapter with a voltmeter.
If a cassette adapter requires power, it'll have a power plug, but even then, unless it is being used, should not be drawing power.
Your power adapter is rated up to 30 volts at 1000ma. (1 amp.) If you have a device which only draws 1 milliamp, then it should work with this adapter, as long as the voltage is correct.
Yes! you need to use a power adapter as well a plug adapter in Egypt from the UK.
Orange looks less flamboyant.
A power adapter (sometimes also referred to as a power supply) is used to supply power to a range of devices. The power is taking from the mains electricity and transferred using the adapter to the device, such as a laptop.
12v 1.5amp power adapter is 18 Watt, can't load more than 18W power consumption,3amp power adapter can load 36W.
Yes, the power adapter is compatible with the Kindle
You would overload and damage the device and/or the adapter.
You may have blown the circuit. Does the circuit work before you connect the adapter? If so perhaps the adapter is faulty.
Ac adapter (uses regular household power, DC adapter (car adapter), and battery pack
The MacBook Pro box should contain: ▪ MacBook Pro ▪ Display cleaning cloth ▪ 60W or 85W MagSafe Power Adapter, AC wall plug, and power cord ▪ Install/restore DVDs ▪ Printed and electronic documentation There should not be an extra adapter.