For aquariums up to approx 600 litres/130 UK gal/160 US gal
The features of the new V2 unit are:-
New impact resistant deiign
Unique LITE-SET lamp life timer
Tricolour indicator for lamp changes.
Opposing inlet and outlet for easy installation
Four stage hosetails for flexible hose from 1/2" to 1 1/4"
UV shield to prevent direct viewing of the UV lamp.
Compact, rigid pipe adaptors, for 32mm, 40mm or 1" rigid pipe
36 month guarantee.