Usually it will say model or serial number, though often it may just have some letters and numbers. So knowing this information will allow you to know about any upgrades to the batteries recently. Another point to look at is actually where to cell phone battery wholesale buy replacement batteries.
First it will allow you to know whether to buy a Samsung cell phone and second, it will allow your to know whether you Samsung mobile phone needs replacement batteries. Knowing the high capacity Samsung battery life is one which will have a major impact in buying decisions. If your Samsung cell phone has a rating of 8 hours, and you find it runs for 2 hours, you know that a replacement Samsung cell phone battery is needed.
However, looking at a range of today's mobile phone battery for Samsung, and realizing that has a bigger battery, generally means that it will last longer than a smaller battery, but then again this means you need a bigger phone in most cases to hold the battery. The Samsung mobile phones works well, runs smoothly, and their battery life actually delivers on the promise the company makes, unlike some fruit related products.