- For charging the Sony NP-BN1 batteries in combination with the Delta Base charging station item no. 00081200 ,- In combination with the Delta Base charger (item no. 81200) and an appropriate adapter plate, every battery can be charged in a quick, easy and safe way ,- The battery fits perfectly into the charging shell which ensures an accurate charge ,- For Sony NP-BN1 battery - Battery Designation: NP-BN1 ,- Weight: 20 g ,- Colour: Black 2 Years Guarantee, 6 Month Warranty