Great cooling fans provide powerful ventilation to reduce heat transference from aquarium equipment. Adjustable positioning, perfect for saltwater aquarium(reef & frag tank) and fresh water aquarium. Features: No assembly required, easy and convenient for use. Easy installation(clamp mounting bracket). High quality plastic construction, powerful cooling fans. Increase air movement to reduce heat and humidity. Extend longevity of your lighting system. Low power consumption, adjustable 2 level of wind force. With a AC adapter, powered by DC 12V. Angle adjustment, perfect for saltwater aquarium(reef & frag tank) and fresh water aquarium. Note: Clamp mounting bracket can fit over aquarium walls up to 1/2"(12mm) thickness. Specifications: Color: Black Material: Plastic Type: 1 Fan / 2 Fans / 3 Fans / 4 Fans(Optional) Fits Tank Rim up to: 12mm (adjustable) Cooling 2-4 degrees AC Adapter: 100-240V 50/60Hz Power Supply: DC 12V 0.6A Item Size: Approx. 1 Fan: 10.7 * 12.5 * 6.5cm / 4.2 * 4.9 *
