HITACHI DZ-BP7 DZ-BP7S. HITACHI DZ-BP14 BP14R DZ-BP14S. HITACHI DZ-BP21S DZ-BP21SJ. - Battery Type : Li-ion 7.2v. Replace battery Model Hitachi DZ-BX Series. Hitachi DZ-GX Series. Hitachi DZ-HS Series.
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