... by standard DV battery, or by special compact battery S-8040. Through D-tap cable By S-8040 (7.2V, 21Wh, optional ... purchase) By standard DV batteries through the S-7004 DV mountRemark: S-7004 quick released and interchangeable mount series include: ... batteryS-7004FSONY NP-F970/770S-8972, S-8970, S-8770S-7004PPanasonic D54SS-8D62, S-8D54, S-8D28S-7004JJVC BN-V428US-8428S-7004CCanon BP ...