Universal Photography LED Macro Ring Light, 48 Bulbs, for Nikon, Canon, Sony, Olympus, Samsung, Panasonic, Pentax with Six Adapter Rings + eCostConnection Microfiber Cloth 48 LED Bulbs with Continuous Shadowless Light Adjustable between full and semi-light(Full ring, left only, and right only) Power supplied from 2AA batteries (not included) or through the included AC adapter Six Adapter rings (49mm, 52mm, 55mm, 58mm, 62mm, 67mm) included to fit a wide range of lenses