Professional modular water pump design - Professional-grade modular design, with self-cleaning patented anti-blocking Water pump, superb with physical filtration and prompt establishment of bacteria tank The internal ecosystem reduces the frequency of water change. More area for landscaping options Industry narrow water pump - Self-developed industry slim water pump, 30% thinner, giving up extra cylinders The inner area could be creative, and the reason without cost landscaping and viewing also is increased. One-key drainage design, No should carry, smooth water replace - Through the ingredient suction pump, the water in the cylinder would be discharged from the drain hole of the water pump module Discharge, no need to hold the cylinder block, soft one-click drainage. Product name:Drawing geometry pump(For Mijia Smart Fish Tank) Product model:HWL-M100 Applicable models:for Mijia Smart Fish Tank Power:3 Rated voltage:12V Colour:Gray-Black Material:Plastic Size:54x26x46mm Package Contents: 1 * Fish Tank Water Pump Only the above kit content, different item are usually not included. Note: Light reflection and different displays could cause the color of the object in the picture a bit of varied from the real thing. The dimension allowed error is +/- 1-3cm.