AC Infinity VPD Thermometer
Portable VPD Monitoring for Indoor Cultivation
The AC Infinity VPD Thermometer is a handheld environmental monitor designed for indoor growers to measure VPD, temperature, and humidity in grow tents and cultivation spaces.
By showing how temperature and humidity interact, it helps growers understand plant transpiration, improve nutrient uptake, and maintain healthier growing conditions throughout the cycle.
Understand VPD & Improve Plant Performance
VPD plays a key role in how plants absorb water and nutrients. When conditions are unbalanced, plants can experience stress, reduced growth, and inefficient transpiration.
The VPD Thermometer displays:
- VPD readings
- Temperature levels
- Relative humidity
This allows growers to make informed adjustments to airflow, heating, humidification, and ventilation systems.
Identify Environmental Issues
Conditions can vary throughout a grow space, creating hidden temperature hotspots or humidity pockets.
The portable design allows growers to:
- Check different areas of the grow room
- Monitor canopy conditions
- Identify airflow issues
- Detect temperature and humidity changes
- Assess propagation environments
Support Healthier Growth
Maintaining balanced VPD conditions helps promote:
- Improved transpiration
- Better nutrient uptake
- Reduced plant stress
- More consistent growth
- Healthier vegetative and flowering development
Simple Portable Monitoring
With a compact design and clear digital display, the VPD Thermometer provides quick environmental checks without complicated installation.
Suitable for:
- Grow tents
- Indoor grow rooms
- Propagation areas
- Hobby and advanced cultivation setups
Key Features
- Handheld VPD monitor for indoor growing
- Measures VPD, temperature, and humidity
- Helps optimise plant transpiration and nutrient uptake
- Portable for checking multiple areas
- Identifies hotspots and humidity pockets
- Supports stable environmental control
- Easy-to-read digital display
- Designed specifically for indoor cultivation








