Features: The rings Macro flashlights RF 550D delivers near natural lighting with innovative LED technology, featuring 7 adjustable brightness mode to meet professional photography demands. Equipped with LCD screen controller and two side flash functionality, this unit enables precise brightness adjustments and creates lighting for enhanceds subject depth. for photography enthusiasts and content creators studio quality illumination in setups. for macro photography, product shotings, and portrait where controlled, not shadow lighting is critical. Includes 4 color filters and 8 rings adapters, ensuring broad camera compatibility and color temperature customization for creative shootings styles. Specifications: Materials: Plastic Screen: LCD monitor Number of LED lamp beads 48 Power supply: 4 2A batteries (not included) Brightness mode: 7 Flash mode: 4 (Always; all lights flash; right lights flash; left lights flash) Flash Guide No.: 15 Color temperature: 3000k to 15000k Flash ranges: 5.0cm-1.5m Filter color: yellow; blue; milky white; transparents rings diameter: 40.5mm, 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm Weight: about 374g Package Includes: 1PC rings Head 1PC Flash Body 4Pcs Soft Light Cover 8Pcs adapters rings note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.