This is the battery for your Palm Treo 650, 700P, 700W & Ace PDA

 

Model Outline Type Part # Price
Treo 650
700P
700W
Ace		 Palm Treo 650 700P 700W & Ace PDA Battery Li-ion
(extended run time)
3.7v
1800mAh		 BLI879-1.7
(3184WW 157-10014-00
 419735)		 $35.95Cdn
($32US)