Reef Glass Viewer is suitable for Aquarium Hobbies to watch their tank.  It's no need to worry for the pump and wave in the tank can shooting a good photo clearly.  Include a Extra Double 2X lens to watch the tank

Feature

• Extra Double 2X Glass Len to enlarge View(This item is only in Fish-Street.com, you never can got in another place)
• Clearly to watch the bugs or stone or fish in your tank
• No Need to stop pump to view tank

Specification

• 10CM Size with 2X Glass Lens