Features: Higher CRI value (CRI 95+), more natural color render. 100 beans in 1 compact ring Stepless dim with precise output AF-assist lighting Flash mode is 200% brighter than continuous mode Work with flash triggers as a off-camera flash. Unique ring mount method Six light modes Eight lens adapter rings included (49, 52, 55, 58, 62, 67, 72, and 77mm.) AHL-HC100 LED Ring Flash can meet much higher level macro photography including nature, medical, scientific photography whether you are a professional or hobbyist. Specifications: LED Number: 100 LED Angle: 45° CRI: >95 Ra Illumination: 50 cm 1020 lux; 100 cm 305 lux Supply power voltage: DC 3.6 V-6.7 V Color temperature: 5500k + 200k Sync speed: >1/200 S Battery: 4 AA batteries Power: 100.000 hours Compatible with: Canon DSLR Camera Package Includes: 1x LED Macro Ring Flash Light for Canon 8x ring mounts for different lenses : 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm . 1x Manual