This is the equivalent V30145-K1310-X104 battery for your Siemens C25  Cell Phone Battery

 

Outline Model Type Capacity Price 
Siemens C25 V30145-K1310-X104 Cell Phone Battery B68252
(V30145-K1310-X104)		 Li-ion
(extended capacity)		 3.6v
1400mAh		 $36Cdn
($31.22US)