Features: The best quality hot water circulation pump Brushless DC High temperature Pump Military quality, temperature of 100 degrees or more Patented design, fine workmanship Impact resistance, low noise Specifications: Life : 20,000 hours Optional Power: 20W to 60W The maximum flow rate : 27 liters per minute Color: Black Package Includes: 1 x 1Pc 12V Hot/Cooling Water Circulation Pump