BattPit trade; New Digital Camera Battery + Charger Replacement for Sony Cybershot DSC-W310/B (900 mAh) Type: Digital Camera Battery + Charger Capacity: 900 mAh Condition: New 30-Day Money Back Guarantee. 1 Year Warranty This is a genuine Battpit&trade; product comes with 1 year warranty. Beware of imitation (Battpit&trade; bears no responsibility on the imitation product purchased.)!