9volts Battery 10pcs

A 9-volt (9V) battery is a rectangular-shaped battery with a nominal 9-volt output, commonly used in smoke detectors, alarm systems, and electronic instruments. It features a snap-style connector on top (positive and negative terminals) and is built from six 1.5V cells in series. These are available in alkaline, heavy-duty, and rechargeable (NiMH) types