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KAI Saltwater Kit
Cultivate your cove.

Saltwater Kit
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What Can This Kit Measure?

KAI makes it easy for anyone to cultivate a thriving marine environment. Simply automate devices based on your tank's parameters and other advanced techniques


Acidity (pH)

Water temperature

Water Temperature


Oxidation Reduction Potential (ORP)


Salinity (SG)


H2O presence


~Calcium (β)

~Alkalinity (β)

~Alkalinity (β)

PAR (App feature)

PAR (In-app)

Light intensity (App feature)

Lumens (In-app)

Invest In Your Ecosystem

One Controller For All Your Needs


KAI allows for virtually limitless probe connections, so one controller is all you need to automate multiple enclosures. Simultaneously monitor your ecosystems and utilize probe values to automate devices.

KAI Has Automation Styles For Every Desire

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Dive into your underwater world.

Check in on your aquarium from anywhere, anytime. Whether you have an emergency situation, or just want to show-off your tank, the Felix Smart camera has you covered.

• Save photos and videos
• Connect unlimited cameras
• Timelapse the growth of your ecosystem

The Felix Smart 1080p HD Camera is shown and a livestream of clownfish through the Felix Smart application is visible next to it. Text on screen says "Check-in from ANYWHERE"

Stay connected to what matters most with the 1080p HD Felix Cam. With a simple tap, you can check-in on your pets from anywhere in the world.

2 locations are shown: The Calgary International Airport and a snowy scape in the Canadian Rocky Mountains. The Felix Smart application, displayed on a phone being held by a man's hand, is live-streaming a clownfish and anemone in both locations.

Create Stunning Timelapses With Ease

What's In The Box?

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Words From Our Users

"Overall, I highly recommend the Felix Smart Aquarium controller to anyone who's serious about their aquarium hobby. It's an excellent investment that has truly taken my planted tank setup to the next level. Additionally, the customer service and support team is fantastic ... It's hands down the best purchase I've made for my aquarium setup."

"Felix Smart rocks! I love the idea of being able to see my tank while away. I'm nuts on this product!"

"Fantastic company on the forefront of innovation. Customer service is exceptional. Communicate with them and they will communicate with you to improve the development of these emerging, life and time saving products."

Peace of mind for your inhabitants.

We invested in extensive testing and top-quality equipment to ensure accuracy and consistency across all of our products. An investment in the health of your aquarium gives peace of mind.

Understand your ecosystem.

Utilize historical data to ensure the health of your inhabitants. With KAI, you can learn about all the best parameters for the pets you care about most.

The magic of fish-keeping.

Rediscover the wonder of your inner child as you combine next-generation technology with classic techniques. The KAI Saltwater Kit elevates your aquarium, opening up a new array of possibilities.

Detailed Specifications

Material ABS Flame Retardant
A/C Plug Input
100-240V~, max 10A 
A/C Plug Output
100-240V~, total 9A
USB Output
5V, 2.0A
Total Max Watts:
North America: 1100W
Grounded Sockets 8
Size (L x W x H) 28.5cm x 16.8cm x 13.7cm
(11.2" x 5.4" x 6.6")
Available USB Ports
6 - Expandable up to 30 using powered USB hubs
Certifications CE, FCC, ROHS
Intended Use For indoor use only
Waterproof Not Waterproof
KAI Size Specs
Resolution Full HD 1080P - 1920 x 1080P @ 30fps
Compression H.264, MJPEG
Microphone Disabled
Temperature Range 0ºC - 70ºC (32ºF to 158ºF)
Water Use Not Waterproof
Intended Use Indoors, outside of high humidity spaces.
Connector USB
Cable length 1.2 meters (4.5 ft) Extendable to 25 ft with a USB Extension.
Mounts 1/4in – 20 UNC, Adjustable swivel and Velcro.
Certifications FCC, CE, ROHS
Reads ORP
Range +/- 1100mV
Accuracy +/- 1.1mV
Response Time 95% in 1s
Temperature Range  1°C to 60°C (33.8°F to 140°F)
Max Pressure 345 kPa (50 psi)
Max Depth 35m (114 ft)
Connector Felix Smart USB
Cable Length 1 meter (~39″)
Internal Temperature Sensor No
Time Before Recalibration ~1 year
Life Expectancy ~2 years
Reads EC, TDS, SG
Range 5 - 200,000 μS/cm
Accuracy +/ – 2%
Response Time 90% in 1s
Temperature Range  1°C to 110°C (33.8°F to 230°F)
Max Pressure 3,447 kPa (500PSI)
Max Depth 352m (1,157 ft)
Connector Felix Smart USB
Cable Length 1 meter (~39″)
Internal Temperature Sensor No
Time Before Recalibration ~10 years
Life Expectancy ~10 years
Material Double Junction Silver / Silver Chloride
Reads pH
Range 2 - 13
Resolution +/- 0.1
Accuracy +/- 0.1
Response Time 95% in 4s
Temperature Range  1°C to 60°C (33.8°F to 140°F)
Max Pressure 345 kPa (50 psi)
Max Depth 35m (114 ft)
Connector Felix Smart USB
Cable Length 1 meter (~39")
Internal Temperature Sensor No
Time Before Recalibration ~1 Year
Life Expectancy ~2 Years
Material Stainless Steel, ABS
Reads EC, TDS, Ground Moisture, Temperature, Water Presence
Temperature Range -20ºC to 70ºC (-4ºF to 158ºF)
Electrical Conductivity (mS/m) 0 - 300 mS/m
Degree of Water Saturation in Soil 0 - 100% 
Volumetric Water Content from Dielectric Permittivity:
ε.VWC = 0.002974 * pow(ε,2) + 0.07424 * ε -1.295 : 0 - 100% /8%
Dielectric Permittivity (ε) (Temperature corrected) 1 (Air) : 80 (Water) / 5%
Total Dissolved Solids (ppm) 0 - 2000 ppm
Max Pressure 689 kPa (100 PSI)
Max Depth 70m (230 ft)
Connector Felix Smart USB
Cable Length 2.7m (9 ft)
Time Before Recalibration ~ 2 Years
Water Use Waterproof  

Frequently Asked Questions

What happens if my Wi-Fi goes out?

KAI is Wi-Fi compatible, not Wi-Fi dependent. KAI remembers your settings and will continue to utilize your probe/sensor values to automate your environment, even without Wi-Fi connection.

How many devices can be used with KAI?

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