motorola batteries, are they reliable?

although motorola handsets are genuine with their performances, but battery or any additional accessories may prove to be problematic. this may happen to any good mobile handset of any particular company. depends upon the use of the phone. as u mentioned that the applications were really good to use, it may have had happened due to the over use of the batteries or not charging it properly. the battery capacity depends upon the voltage power of the charger. A855 series charger consists of 3.7 volts.. so, if there is fluctuation in the ammeter, then it may result in the failure of the charger and sometimes even affects the battery performance. u may get the battery replacable if u hav the warranty card for the extra accessories of the handsets, and it should be replaced before the warranty expires. since it has been just two months from your purchase date of handset, you will possibly get it replaced. if not possible to replace it in any condition and you have to finally buy the battery, then it will cost you around $4.45.