The Sicce Micron Internal Filter is well suited for use in both freshwater and turtle tanks. With exceptional versatility, this filter can be used as both a submersible and partially submersible, being able to operate vertically and horizontally for low water level enclosures such as turtle tanks and terrariums. The filter comes with high quality suction cups for easy installation, an integrated antiwear device to reduce damage from use. The incredibly quiet Sicce Micron Internal Filter uses a four step water flow regulation and makes use of mechanical, biological and chemical filtration methods to ensure that your aquarium has the high quality filtration possible. Has a flow rate of 65 gph. Suitable for aquariums up to 20 gallons.