Features: 50mm diameter and 160mm long tube enables this cylinder water tank to bear more water for faster heat dissipation. Large water flow up to 800L/H enables this DC water pump to dissipate computer high heat so fast. Supports high head of delivery up to 5m. To dissipate high heat quietly with no noise. Made of high acrylic, which makes it work for a long time. Specifications: Product type: Water Cooling Tank Pump Material: Acrylic Cylinder outer diameter: 50mm Cylinder internal diameter: 40mm Cylinder length: 160mm, 110mm for your choice Water flow: 800L/H Head of delivery: 5m Power: 19W Voltage: 12V Package size: approx. 24 * 16 * 16.2 cm/ 9.4 * 6.3 * 6.4 in Package weight: 595g/ 21.0oz Package List: 1 * Cylinder Water Tank 1 * Pump 1 * Plugging 2 * 8mm Cooler Connectors 1 * Accessories Bag 2 * Transparent Semi-circles 2 * L-shaped Buckles 1 * Dual-sided Adhesive Tape 1 * Wire