Home camera battery PENTAX Optio S50 batteries Compatible Camera Battery for PENTAX Optio S50 Click to enlarge Find other parts of your PENTAX Optio S50 Optio S50 camera battery 1100mAh 3V 28.58AUD Code:3 Special price: $AUD Number: Brand new product with 1 year warranty! This Optio S50 batteries replaces: This Optio S50 batteries is compatible with the following models: