Fish Tank Vacuum Aquarium Gravel Cleaner Kit scraping algae Easy to Use Stable Accessories Polished to a mirror finish

Polished to a mirror finish

0 terminal connected to 220V voltage 3P terminal connected to the microcontroller input Specification: Board Size:73*15mm Functuon:Testing whether AC 220V is existed Ouput TTL Level:can use SCM to test

Easy to find the things in it with a transparent cover

With simple design and compact size

no deformation

Fish Tank Vacuum Aquarium Gravel Cleaner Kit scraping algae Easy to Use Stable Accessories Polished to a mirror finishITEM NAME: Fish Tank Vacuum Aquarium Gravel Cleaner Kit scraping algae Easy to Use img *{margin: 0; padding: 0;. Fish tank cleaner with vacuum siphon design is helpful to change water, clean gravel and remove algae quickly. Wtih a filter basket net which prevents aquarium gravel from jamming the check valve assembly, separates and removes debris from your aquarium. avoid smaller fish from being sucked into the apparatus.