Yuasa Yucel Y4-12 Valve Regulated Lead Acid SLA Battery 12V 4.0Ah

Battery - A device used for the storage of electricity

Alarm - A device which emits a sound at a pre-set time/event

Batteries - Portable Power sources in cell form

Permanent - Something that is long term and most likely to be around forever.

Valve - An opening and closing to control the movement of fluid through pipes.

Performance - When someone is presenting a form of entertainment, also how well someone is doing within a role.

Ideal - Something that satisfies a perfect criteria.

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