Casio Replacement Battery for a NP-20DBA Lithium Ion-3.7V 6V Fortress Scientific 655FS

Fortress Scientific 655FS

Parasystems CP6K

Stairmaster 4400CL Stepper

Battery Chemistry: Ni-CD

Parasystems CP8K

Casio Replacement Battery for a NP-20DBA Lithium Ion-3.7V 6V Fortress Scientific 655FSThis battery is a direct replacement for the Casio model number NP 20DBA. It is a 3. 7V 630mAh Lithium Ion Battery. It is also a direct replacement for the following Casio numbers: EX M1 EX M2 EX M20 EX M20U EX S1 EX S100 EX S100WE EX S1PM EX S2 EX S20 EX S20U EX S2PW EX S3 EX S500 EX S500EO EX S500GY EX S500WE EX S600BE EX S600D EX S600EO EX S600GD EX S600SR EX S770 EX S770BE EX S770BU EX S770D EX S770RD EX S770SR EX Z3 EX Z4 EX Z4U EX Z5 EX Z6 EX