Olympus FL-900R Flashgun

The chemical composition or classification of a battery, such as alkaline, lithium‑ion, NiMH, or lead‑acid. It indicates the energy storage technology used in the product and helps users identify compatibility with devices that require specific battery chemistries.

A list of camera brand names that the product is compatible with, such as Canon, Nikon, Sony, Fujifilm, Panasonic, and others. Each entry should be a single brand name; multiple brands can be separated by commas or listed individually in a multi‑value field.

The total count of independent communication or signal pathways that a product can provide or receive, such as audio channels, video streams, data links, or radio frequencies. It indicates how many separate signals can be transmitted or processed simultaneously and is expressed as an integer.

The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.

The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.

The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.

The total count of battery cells that the product can accommodate or use. The value may be a simple integer (e.g., "4") or include the type of battery (e.g., "2x AAA"). It indicates how many individual batteries are required for operation, whether they are included in the package or need to be purchased separately.

The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.

The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.

The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.