TELESCO 600" fishing rod, specifically the Caperlan SEACOAST-1 600 TELESCO model.

This is a telescopic fishing rod designed for sea angling.
It is suitable for catching various fish species, including mackerel and Atlantic horse mackerel.
You can find more details about this specific model, including user catches and specifications, on fishing gear platforms like FishFriender.
The "600" in the name likely refers to its length in centimeters, meaning it is a 6-meter long rod when extended.