AAA PRODUCTS High Capacity – Rechargeable Battery for Pentax Optio Digital Camera - Replacement for Pentax Optio D-Li63, DLi63 and DL-i63 Batteries 12 Month Warranty: Amazon.co.uk: Electronics & Photo
Pentax Optio m40 Battery
Pentax M40 Review
Pentax Optio m40 Charger
Battery Charger for Pentax Optio M30,M40,M90,M900, RS1000, RS1500 Digital Camera | eBay