The SUNSUN CUP-809 is an internal UV filter designed for aquariums. Here are its key specifications and features:
Specifications

Total power: 20W (11W water pump, 9W UV lamp)
UV lamp: 9W
Maximum flow rate: 700 L/h
Capacity: Suitable for tanks up to 750L
Dimensions: 76 x 90 x 260 mm
Cable length: 1.8m

Key Features

Multi-functional design combining filtration, UV sterilization, oxygenation, and water pumping
Internal placement for space-saving installation
Separate switch for UV-C clarifier
3-stage filtration system including sponge and bio balls
90° rotatable filter discharge

Benefits

Removes harmful substances and improves water quality
UV sterilization helps control algae and pathogens
Provides oxygenation for aquatic life
Compact design suitable for various tank sizes
Easy maintenance with removable filter media