Home camera battery PENTAX Optio S45 batteries Compatible Camera Battery for PENTAX Optio S45 Click to enlarge Find other parts of your PENTAX Optio S45 Optio S45 camera battery 1100mAh 3V 28.58AUD Code:3 Special price: $AUD Number: Brand new product with 1 year warranty! This Optio S45 batteries replaces: This Optio S45 batteries is compatible with the following models: