Seawater Salinity Refractometer,V-Resourcing Automatic Temperature Compensation Sea Water Salinity Measurer for Aquarium…

HAND-HELD DESING: Lightweight & convenient, well-formed shape & compact structure,with 2 inlet pipes (15.74 inch*2) , it's suitable for installing and operating fish tanks of different sizes. Tips: Fish tank cleaner is better for aquariums depth below 31.5 inches. PREVENT BLOCKING: Aquarium gravel cleaner can change water to keep water cleaner, with a filter basket in the tube, avoid blocking by gravel. Not only effectively separate and remove debris, but also protect your lovely fish or small gravel from suck out of the aquarium. EASY TO USE:Press the air button switch of the aquarium siphon cleaner to pump water , ensure that the inlet pipe is partially filled with water, then observe the outlet hose until the water automatically flows out quickly, last hold the aquarium gravel cleaner to clean up the place you want to.

Including: Aquarium Fish Tank Clean Algae Scrapers 5 in 1 and Fish Tank Gravel Cleaner Siphon Vacuum for Water Changing and Sand Cleaner. Aquarium Fish Tank Clean Algae Scrapers 5 in 1 includes: fish net, gravel rake, scraping algae, fork and sponge brush, can be easily assembled and disassembled with the strap. Fish Tank Gravel Cleaner: Easy-to-use water change and sand clean, keep your fishes safe.

【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.

Clean algae and scum off of the inside of your aquarium the easy, fun way! Strong magnetic forces cause the inside cleaning brush to follow the outside handle. Just wipe the outside, and the inside is cleaned! The inside piece floats, so if it becomes separated from the outside piece, it's easy to retrieve.