Features: 1. High performance - good filtration. 2. new slim design with replaceable carbon cartridge and sponge. 3. Energy saving and eco friendly 4. Low noise, durable and reliable. 5. easy maintenance and cleaning. 6. great for the filtration of all types of aquariums
| Model | WP-618H | WP-628H | WP-638H |
| Power | 5.8W | 6W | 6.8W |
| Voltage | 220-240V | 220-240V | 220-240V |
| Flow | 280L/H | 400L/H | 500L/H |
# Cartridges | 1 | 2 | 3 |