Medium Hatching Box: With inner size of 5.3" L x 3.5" W x 3.9" H, it protects newborn fry from being eaten or attacked, improving the survival rate of newborn fish. Versatile Uses: 2 removable separators constitute 3 rooms. The bottom is the hatchery for baby fish, and another 2 rooms can be used to isolate aggressive or sick fish. Floating Design: The balancing panel and 2 handles help keep the box floating in water, it can also be secured inside the tank with 2 suction cups. Space-saving during use. Acrylic Material: The highly transparent acrylic box allows you to watch the breeding process or fish fighting without any barriers, bringing you with endless enjoyment. Easy to Use: The incubator can be easily installed or disassembled for cleaning without any tool. And its side vents ensure optimum water flow, requiring no heater or air pump. Product description