Battery and Charger for Casio NP-20 NP20 and Exilim EX-Z60,EX-Z70, EX-Z75,EX-Z77,EX-S500,EX-S600,EX-S770,EX-S880 Digital Camera - AliExpress Consumer Electronics
Power Smart 600mah, Replacement For Casio Np-20 Battery - Power Smart : Flipkart.com
HL-CA20 (NP-20)
Casio NP-20 Lithium-ion Battery (3.7v 630mAh) for Exilim Series Digital Cameras - $17.00