Features:

• Brand new and high quality.
• It's a Aquarium UV Sterilizer, which Adopts quartz glass tube for high transmission of ultraviolet ray.
• This product sterilizes and removes algae by emitting ultraviolet rays. 
• Powerful suction cups for adjusting position freely.
• The germicidal lamp can only be used in the filter tank, and it is forbidden to directly irradiate the organism.
• Suitable for controlling malignant bacteria in aquarium and fish tank.
• Choose appropriate tubes according to the size of the cylinder block and the length of the filter tank, and use them 3-4 times a week, 10 minutes to 1 hour each time
• If algae is too much, sick fish exist, then open 1-2 hours a day, not more than 2 hours, continue until the symptoms become smaller can be restored to normal use, use about a week has obvious effect.
• It is a Good gift for your friends or parents who has aquarium fish tank.

Specification:

• Material: Quartz Glass
• Color: As Shown
• Length: 
  5W: 18.5 CM
  7W: 18.5 CM
  9W: 22 CM
  11W: 24.5 CM
  13W: 24.5 CM
• Diameter: 1.9 CM
• Voltage: 220/110V
• Power: 5W, 7W, 9W, 11W, 13W.
• Plug:US. EU
• Suitable Tank Size: (Suggestion)
  5W: less than 80 CM
  7W: less than 90 CM
  9W: less than 100 CM
  11W: less than 110 CM
  13W: less than 120 CM

Note:

• Please allow 1-2mm differs due to manual measurement, thanks.
• There could be some slight differences in the color tone of the pictures and the actual item.

Package Included:

• 1 PC * Aquarium UV Sterilizer

Packing Safely in Retail Box.