External Battery Pack

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MaxBP | External Battery Pack This MaxBP Battery Pack is designed for use with any of the MaxBP pitching machines. It contains two batteries which are conveniently self-contained w ith a charger in heavy-duty nylon carrying case with shoulder strap, and NEW UPGRADES April 2025: YKK zipper, metal clasps and D-rings for shoulder strap. Provides up to 8 hours of continuous use. For use with AC machines and some battery machines. Show more