Full Range Hydrometer

🐠【Sand Washing and Droppings Cleaning】This aquarium gravel cleaner is automatic electric operation which saves time and effort than manual operation. It is your ideal choice. The fish tank siphon can be used to remove any uneaten food, detritus and droppings that are trapped in the gravel which can be fatal to aquarium inhabitants if not removed. The power cord of this vacuum cleaner is 197 inchs long and the hose is 81.5 inchs long, which greatly increases your convenience. 🐠【Electric Working Principle】The greater suction power of the all-copper motor in this aquarium gravel cleaner which is used with impeller supercharging technology. Please remember you need to completely submerge the motor in the water first, then press and hold the start button, the impeller starts to perform a powerful work for your fish tank. If your fish tank is relatively small, when the motor is turned on, you can also take out the submerged motor from water to work. 🐠【Filtering and Water Changing Function】Using the filter housing of this gravel vacuum for aquarium , you can drain clean water directly back to the water tank. The filter material can be cleaned and used multiple times, or it can be replaced with other filter materials. Using a water pipe, water flows directly from the water tank. You can also replace and add water. It is safe to use, equipped with an external independent switch, the adapter is DC 24V, and the power supply is UL certified.

✔️ Time Saver: Hygger Bucket-Free Water Change Kit makes routine aquarium maintenance work a breeze, saving lots of time and energy on cleaning the mess caused by carrying bucket back and forth, easy to assemble and use ✔️ No Bucket, Auto Siphon: Simply attach to faucet, then turn on the tap, water will automatically start to flow out of the tank through gravel tube. By using the pressure of clear water from faucet to siphon waste water and debris out of aquarium. (PS: FAUCET IS NOT INCLUDED) ✔️ Draining, Filling & Gravel Cleaning: this fish tank siphon pump enables to draining and cleaning gravel at the same time as long as filling aquarium. Just move the gravel tube in a up and down motion to vacuum out debris from gravel. (NOTE: only with strong water flow can the gravel cleaning be fulfilled, agitate the gravel to suck out debris)

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.