CowboyStudio Handheld 516 LED Professional Bi-color Fill-in light Dimmable for Photo Video Light LED Quantity: 516 LEDs, Color temperature: 3200K/5500K Power supply: built-in battery / DC / AC, Voltage: 120-230V AC /DC 12V IL luminance: 3612 lux/m, Size: 5.5cm (diameter)x 55.4cm (Length) Battery Capacity: 7.4v/5200HA Charging time: 4-8 H