Key Features: 3 SHOE MOUNT: Support interlocking Multiple video lights, multiple lights can be interlocked together to strengthen lighting brightness and to get better lighting effects. UNIVERSAL: Fits almost any DSLR cameras and camcorders, Used for macrophotography, product shooting, and video recording, etc LIGHTWEIGHT & DIMMABLE: Lightweight and portable lights can be interlocked, so as to achieve different light brightness. STABLE COLOR TEMPERATURE: Stable color temperature after long time uses. LONG LIFE SPAN: Up to 50,000 hours.