Features ADJUSTABLE RANGE: The Adjustable Light Source can be adjusted 0~100 percent light strength, adapt to different working environment at any time COMPACT AND UNIVERSAL: Compact design, built in dimming control, the Adjustable LED Ring Light is suitable for a variety of industrial camera microscope lenses SUPER BRIGHT: Microscope Ring Light take high brightness LED ring lights provide cool, strongly focused, shadowless lighting RESISTANT ALUMINUM ALLOY: The Adjustable Ring Light is made of excellent aluminum alloy material, light weight, possess good strength and good STABLE AND : LED ring light come with stable structure, excellent performance and long service life 1. ADJUSTABLE RANGE: The product can be adjusted 0~100 percent light strength, adapt to different working environment at any time 2. COMPACT AND UNIVERSAL: Compact design, built in dimming control, suitable for a variety of industrial camera microscope lenses 3. SUPER BRIGHT: High brightness LED ring lights provide cool, strongly focused, shadowless lighting 4. RESISTANT ALUMINUM ALLOY: Made of excellent aluminum alloy material, light weight, possess good strength and good 5. STABLE AND : LED ring light come with stable structure, excellent performance and long service life Spec: Item Type: LED Ring Light Material: Aluminum alloy Purpose: Microscope accessories Basic Parameters: 0~100 Percent packing list: 1 x LED Ring Light Package List 1 x LED Ring Light