Two Halcyon 1800 mAH Lithium Ion Replacement Battery for Sony CyberShot DSC-RX100, CyberShot DSC-RX1, Cybershot DSC-RX100M1, Cybershot DSC-RX1R, CyberShot DSC-WX300, CyberShot DSC-HX300, CyberShot DSC-HX50V Digital Cameras and Sony HDR-AS10, Sony HDR-AS15, Sony HDR-AS30, Sony HDR-AS100V Action Camcorders and Sony HDR-MV1 Music Camcorder and Sony HDR-CX240, HDR-PJ275 HandyCam Camcorders and Sony NP-BX1 Package Includes: 2 Halcyon Brand Battery Battery Specs: 1800 mAH with Premium Japanese Cells Halcyon Support: Includes 5 Year Halcyon Replacement Warranty. Full Membership Access to Halcyon Customer Support Website Frustration Free Packaging. No wasteful and dangerous plastic blister packs. Compatible with all cameras which take Sony NP-BX1 Digital Camera Batteries