Palm Pre, Centro 685, 690, Treo 800w battery, Lithium Ion (Li-Ion), Standard Battery is Nearly equivalent to Palm 3340WW, 157-10079-00 battery, , Aftermarket battery is rated at 1050 mAh, and keeps a Standard profile on the Palm Pre, Centro 685, Centro 690, Treo 800w cell phone since it does Not require any larger battery door, Powerful Lithium ion battery technology has no memory effect either! , Light weight battery is approximately 2/3 the weight and size of a Nimh battery of the same capacity!, This standard duty battery gives satisfactory talk & standby times!, Note that a new lithium ion battery"s full performance is only achieved after 2-3 complete charge and discharge cycles, , Our One year warranty is easier than the factory warranty if you should need it!, Supported Models and Categories:, Palm 685/ 690 Centro Smartphone cell phone accessories, Palm Treo 800w cell phone accessories, Palm Pre (CDMA) cell phone accessories SKU: PCHANCENTROST