It compatible with Sony Alpha 7 III / Alpha 7 IV / Alpha 7R III / Alpha 7R IV / Alpha 7R V / Alpha 7S III / FX3 / FX30 / Alpha 1 / Alpha 1 II / Alpha 9 / Alpha 9 II / Alpha 9 III. When using the SmallRig NP-F550 battery (ID: 4331 / 4791), remove the adaptor plate inside the handle.
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