RocketBus Replacement 7.4V 2600mAh Battery for Sony NP-FM30 NP-FM50 NP-FM51 NP-QM50 NP-QM51 NP-FM55H Handycam 8mm Hi8 Camcorder Go to amazon.com Related posts How to find the best hi8 battery for 2022? FeatureReplacement for Sony NP-FM30 NP-FM50 NP-FM51 NP-QM50 NP-QM51 NP-FM55H7.4V 2600mAhLithium Ion1 Year Warranty DescriptionReplacement for Sony NP-FM30 NP-FM50 NP-FM51 NP-QM50 NP-QM51 NP-FM55H