ATC Replace Casio NP-20 NP20 Rechargeable Li-Ion Battery for Casio Exilim Card EX-M1,EX-M2,EX-M20U,EX-S1,EX-S100,EX-S2,EX-S20U,EX-S3,EX-S500,EX-S600,EX-S700,EX-S770,EX-S880,Exilim Zoom EX-Z11,EX-Z12,EX-Z3,EX-Z4,EX-Z4U,EX-Z5,EX-Z60,EX-Z65,EX-Z70,EX-Z75,EX-Z77,EX-Z8 Digital Cameras[3.7V 800mAh]