Monitor DISSOLVED Oxygen Test KIT (50 Tests) – Monitor Aquarium and aquaculture Water Quality

【80GPH GRAVEL WASHING】Equipped with aquarium gravel vacuum washing tube. 80GPH water flow, suitable for gravel cleaning in small fish tanks, also there is flow regulating clamp to control the water outlet flow. And with built-in filter baffle to block small fish and gravel to be sucked out. 【MULTIFUNCTION】: ① Dirt Suction. Gravel Vacuum for Aquarium equipped with a duckbill suction inlet accessory, and it is easy to suck the feces away. ③ Water Changing. 79in long high quality pvc hose can meet the basic use. The water level of the first press operation can be as low as 6in. The lowest water level line can reach 0.8in. 【SIPHON WORKING PRINCIPLE】: No need to be plugged in(electricity), manual operation, by testing at the fastest it only press 3 times, and the water can be auto flowed, complete the water circulation from the inside of the tank to the outside, and take away the impurities on the sand and gravel through the water flow.

★Extendable Handle - The maximum length of scraper handle can be extended up to 65 cm, is suitable for the use of glass aquariums and various glass surfaces for descaling and cleaning. ★Long Aquarium Scraper - The Scraper blade with hollow design, mainly to facilitate cleaning and reduce resistance, easily remove the algae that form on your aquarium glass, achieve the desired clear, transparent visual effects in a very short time. ★High Quality Stainless Steel - Strong corrosion resistance, dedicated to the clean use of freshwater and seawater aquariums, quickly clean the surface of the aquarium.

Made with high quality materials; the soft nylon woven mesh material is perfect for gently scooping fish Allows for easy fish tank maintenance Great to use in either a freshwater fish tank or a salt water fishtank

【3 in 1 Function】: ① Dirt Suction. Gravel Vacuum for Aquarium equipped with a duckbill suction inlet accessory, and it is easy to suck the feces away. ② Sand Washing. Aquarium siphon with 3D Filter Basket Net, protect your love fish and small gravel from suck out of the aquarium. ③ Water Changing. Built-in dual airbags, atmospheric cavity, good resilience, effortless operation. 【Working Principle】: hygger's unique patented design --- equipped with a handle type manual press, which has more operating space and saves labor and brings convenience, by testing the fastest speed is to press 7 times. Sand Washer has 2 thickened airbags inside, which can pump water quickly. And using PP ABS materials, resistance to extrusion, do not worry about airbag damage and leakage, can be used for a long time. 【Easy to Use】: Push the siphon switch of the aquarium siphon vacuum cleaner several times, and make sure that the inlet tube part is full of water, and then observe the outlet hose. After the water continuously flows out, you can stop push and observe whether it will automatically. If not, continue to operate until the water will flow out quickly and automatically. The sand can move up and down in the extension tube to remove debris from your aquarium.