Amazon.com : Casio NP-50 Lithium Ion Rechargeable Battery : Camera Power Adapters : Electronics
Amazon.com : Kastar NP-20 / NP20 Battery Charger Compatible with Cas Exilim EX Series Cas Exilim NP-20 NP20 Battery for Exilim EX-M1, EX-M2, EX-M20, EX-S1, EX-S2, EX-S3, EX-S20, EX-S10 : Digital Camera
Amazon.com: XUNNENG Replacement Battery Part No.NP-20 for Casio Exilim Card EX-S880, Casio Exilim Card EX-S880BK, Casio Exilim Card EX-S880RD, Lithium- Ion Camera Battery : Health & Household
Amazon.com : Synergy Digital SDNP20 Lithium-Ion Battery - Rechargeable Ultra High Capacity (3.7V 630 mAh) - Replacement for Casio NP-20 Battery for Casio Exilim EX-M1, EX-M2, EX-S1, EX-S1 PM, EX-S100 : Electronics