DigiEspow New Replacement Digital Camera Battery for CASIO EXILIM EX-Z4 CASIO EXILIM EX-Z4U CASIO EXILIM EX-Z60 CASIO Exilim EX-S100WE CASIO Exilim EX-S500 ;fits Sony NP20CP Sony VSN018L08S Sony VSN020L08D Sony VSN020L08S ULTRALAST ULNP20 Batteries [ Li-ion 3.7V 550mAh BLACK] 100% Compatible Chemistry:Li-ion Chemistry:Li-ion Volts:3.7V Capacity:550mAh Net Weight:18.00g Color:BLACK