five identical white glass light bulbs arranged neatly white backdrop

aluminium aluminum amp ampere area arrange arranged arrangement arrangements backdrop background bright brightness bulb bulbs case casing circle circles conduct conductor correct dark darkness electric electricity factor filament fit fitting five flow fluorescent form glass identical illuminate illuminating illumination incandescent isolated light lit lumen lumens lux neat neatly negative photo polarity positive product revolve rotate round rounded same several shape shaped shapes similar size sizes steel turn twist type vision visual voltage volts watt watts white