CAL AQUA LAB's Nano drop checker is designed specifically small or nano planted aquariums. Measuring approximately 3 x 3 cm, it is small enough to appear unobtrusive, yet large enough to provide a clear and accurate reading.
The CAL AQUA LAB's Nano is hand-crafted using only the highest quality, laboratory-grade, borosilicate glass for maximum strength, durability, and visual clarity. Each piece is unique.
Fast response time
Use to measure CO2 levels at-a-glance.
Designed specifically for nano aquariums.
Perfect for aquariums 1 to 15 gallons
One (1) Suction Cup
One (1) Bottle of CO2 "Indicator" Solution (15 mL)