Suitable for Hydroponics can be plug directly in to any micro-tube or into the LDPE supply pipe.(Suitable for 4mm/7mm(Inner/Outer diameter) tube. )
The 8 holes provide watering from a 'Mushroom' spray to a drip depending on setting and water pressure.
Can be use for irrigation of plants, trees, pots, baskets, window boxes or in Greenhouses. 
Adjustable so you can very the flow rate, or even close. Flow rate 0 to 60 ltr/hour.

Package:
50pcs Drippers