Vapour Pressure Deficit Monitor + Sensor Module (With CO2 Sensor)


VPD monitor device , with sensor module for VPD, dew point, CO2, relative humidity, leaf and ambient temperature. online and offline. Increase your yields and prevent crop stress.

Our smart grow room monitor lets you track and optimise the essential environmental conditions in your grow, and will send you instant alerts if something goes wrong.

Dial in your grow with 24/7 live and historical data:

☁️ Vapor Pressure Deficit
🌡️ Ambient temperature
🌡️ Leaf temperature
💧 Relative Humidity
🌱 Dew Point
‍💨 CO2

Get peace of mind with our cross-platform app:
Instant, reliable alerts, customised for your grow
Up 2 16 sensors per monitor,
locations, and WiFi networks viewable on one dashboard
Integrated memory to store and sync data in case of connection loss
Day & night averages for any selected time period
Connectivity & power outage notifications
Works on iOS, Android, PC, and Mac

Category: Tags: , ,


Box contents
1. VPD monitor Display unit
2. VPD sensor module (Blue) with hanger.
3. UTP cable (2 meter/ 79 inches)
4. Power Adapter AC/DC 12v 1A 12 W
5. Manual (English)

● Calculates VPD
● Four sensors in one unit
● Measures ambient temperature, leaf temperature, air pressure, relative humidity and real CO2
● Performs extremely accurate measurements
● Toggle on/off display lighting

Technical specifications
● Accuracy Relative Humidity: ± 4,5% RH
● Response time RH: 6 seconds
● Accuracy Temperature: ± 0,5 °C
● Temperature range: – 40 °C to 100 °C
● Rate of measurement: every second
● 1 UTP port

Monitor Specifications


Device Height
3.5 inches (89 mm)

Device Width
5.1 inches (130 mm)

Device Depth
1.77 inches (45 mm)

Device Weight
7.4 ounces (210 grams)

Box Height
4.33 inches (110 mm)

Box Width
10.6 inches (260 mm)

Box Depth
6.3 inches (160 mm)

Box Weight
25 ounces (712 grams)

110V-220V AC with 9V adapter


Leaf Temperature
-40°F to 185°F (-40 to 85°C), ±1%

±4%, 1s response time

Accuracy ±30
Ppm Measurement range 400 – 10000
Ppm Response time (τ63%) 20s
Temperature stability 2.5
ppm / °C

Typ. relative humidity accuracy 3%RH
Operating relative humidity range 0 – 95 %RH
Response time (τ63%) 8s
Calibration certificate Factory calibration

Typ. temperature accuracy 0.4 °C
Operating temperature range -40 – 70 °C
Response time (τ63%) 10 s
Generic Supply voltage 3.3 – 5.5 V
Average supply current 19000 uA
Max. supply current 75000 uA
Interfaces I²C, ModBus, PWM

Attachment Points

Keyhole / diagonal fit
Indoor/outdoor: indoor
WiFi Spectrum: 2.4 GHz
WiFi Range: Over 1000 feet in ideal conditions, structures and interference reduce this


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