Based on this product's specifications, here are some alternatives and similar models
Rechargeable Power Tool Battery 10.8–12V 2.0Ah Li-ion for MILWAUKEE M12A, extra digital
Summary description:
Replacement rechargeable Li-ion battery compatible with MILWAUKEE M12A tools, rated 10.8–12V and 2.0Ah capacity. Designed for powering cordless drills, screwdrivers and other M12A-series power tools, it delivers portable energy for general DIY, workshop and light professional use. Provides reliable runtime and quick swap convenience.