By Allah (Arabic: Wallah, ÙØ§ÙÙÙ) is an Arabic expression meaning [I promise] by God used to make a promise or express great credibility on an expression.It is considered a sin among Muslims to use this phrase and follow it up with a lie.y Allah (Arabic: Wallah, ÙØ§ÙÙÙ) is an Arabic expression meaning [I promise] by God used to make a promise or express great credibility on an expression.
1 On average, a laptop battery is going to cost anywhere from $25 to $115. 2  This is going to depend on your laptopâs brand, the amount of cells, as well as the year of your laptop. 3  Older batteries may be harder to find. 4  Nickel Cadmium batteries are going to cost $45 to $115. There are several companies that sell different batteries for laptops. 2  For example, a laptop battery for the Dell Inspiron series can cost anywhere from $18 to $34. 3  A laptop battery for many HP models can cost $22 to $45.
Most laptop battery makers advertise their batteries power capacity in terms of 4400, 5200, 5600 or 5800 mAh. The basic idea is that 5800 mAh battery pack will allow your laptop to run longer than a battery with a 4400 mAh rating. Generally speaking this is true, but it is not the whole story.