Vivitar Np-Bx1/M8 Ultra High Capacity 1400 Mah Li-Ion Battery For Sony Cybershot Dsc-Rx100 Iii Dsc-Rx100 Ii Rx1 Rx1R Hx400V Hx300 Hx50 Hx50V Wx300 Hdr-As30V As15 Cameras (Sony Np-Bx1/M8 Replacement)