Freeze Control Unit Windmill Here are the features of

Here are the features of this Small Pond Electric Aerator:

(4) Batteries

Quick and easy installation

Laser Colour: GreenLaser Wave Length: 532nmRange in low light conditions: Up to 5000mLaser Class: Class IIIbInfrared Radiation (IR) Filter: YesPower Supply: 1 × 18650 Li-ion Battery 3

400' Weighted Airline (This model is capable of utilizing additional airline for longer runs)

Freeze Control Unit Windmill Here are the features ofThis system protects your airline from freezing in the cold winter months. It is self regulating and monitors changes in line pressure. If there is a blockage then it automatically squirts non toxic ethanol into the air line to un freeze any blockage that may exist in freezing temperatures.