The Kame Genki Filter is a quiet filter designed for aquariums of 40L or less and offers 2-way usage. - Brand: GEX - Model Name: Kame Genki Filter - Aquarium Capacity: 40L or less - Features: 2-way use (horizontal/vertical) - Quiet Design: Yes - Filter Function: Replaceable every 30 days Thank you for viewing. - Photos 1-4 are new. They have not been opened. - Photo 5 shows the accessories of the same product, unused. - Photos 6, 7, and 8 are used but in good condition, I think. They were used for a few months about a year ago. Power has been confirmed. If you can use them, please consider purchasing.