Product Review

It can adjust your fan to full speed in summer and to low or medium speed in winter to ventilate your grow room according different need. If used with fan and filter for ventilation, the suitable and adjustable fan speed is good for utilizing your carbon filter more efficiently. Safety is the most important for electrical equipment!

Features:

- Fuse Protected
- One control switch for 3 settings: Variable Speed, OFF, HIGH, MED, LOW
- Speed control dial to control variable speed: Low, Medium or High speed
- Built-in grounded control outlet
- Come with US standard plug
- Lightweight, practical and easy to use
- Perfect to control speed for high velocity inline fan and mini blower
- Make your fan quieter when adjusting to low or medium speed
- Safe and environmental friendly

Specifications:

- Voltage: AC110V, 60Hz 5A
- Max. Power: 550W

Package Contents:

- 1x High-quality Speed Controller
- 1x Manual

Note: Please only using it with FANS that have a universal brush type motor (Eg: Inductive Fan). Do Not use on brushless type motors (Eg: Magnetic Induction Fan).