Glass CO2 Drop Checker Test Kit Glass CO2 Drop Checker Test Kit is used to monitoring approximate CO2 levels and also helps gauge CO2 levels in aquariums. The kit includes a 0.34 fluid ounces CO2 Indicator Liquid, CO2 Indicator, and a color check sticker to help gauge CO2 levels. Key Features: Brand New Drop Checker made of Glass Continuous monitor Co2 content in your aquarium Blue-insufficient Co2, Green-sufficient Co2, Yellow-excess Co2 The drop checker comes with a 10 ml Test Liquid Indicator and a suction cup Usage Instruction: Turn drop checker up-side-down and place 15 drops of test solution into the drop checker ( no need to ad tank water or anything else ) Turn drop checker up-side-down again carefully, and place the drop checker inside the tank below the water level (ideal is 10 cm below the water surface) Package Includes: CO2 Indicator Solution, 0.34 fl. oz. (10ml) x1 Glass Drop Checker x1 Colour check sticker x1 Suction cup x1 Limited Quantity Available - Will Sell out Fast! There is absolutely ZERO Risk in buying from our trusted store as we use Encrypted SSL certificates for 100% Security so you don't have to worry about your security!
