OptiMax 300, OptiMax 500, Optimax 800, Optimax 1000, Optimax 2000, Optimax 3000, Optimax 4000, 
Optimax 5000
-Proper movement: Ideal for efficient water circulation or for operating an aquarium filter
-Easy to adjust: The water flow rate can be easily adjusted
-Area of application: Only for use inside the aquarium and underwater
-Efficient: Particularly efficient water supply
-Compact design: The OptiMax 300 and 500 are particularly easy to conceal
-Practical: Two suction holders for mounting in place