DeWalt DCB360-XJ Heavy-Duty Slide Pack Battery 36 Volt 4.0Ah Li-Ion

LED - Light Emitting Diode - a small light source

Battery - A device used for the storage of electricity

Batteries - Portable Power sources in cell form

heavy - A concept of weight indicating an item may require some effort to lift or move

weight - A measure of the force applied on an object by gravity. Measured metric in grams and kilos or imperial in lbs and oz

LED - Light Emitting Diode. A bulb that is very efficient at producing light. Often small.

Optimised - When a situation or item is improved or performance increased.

Design - A drawing or styles that shows the look and functionality of something before its made.

Memory - A way to describe the way in which the brain can remember things.

DeWalt - A brand with a reputation for designing, engineering and building of tough industrial machinery.

Li-ion - A rechargable battery. Popular in portable electronics combining one of the best energy densities and not suffering memory effect. Very slow loss of charge when not in use.

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