ETOPARS Aquarium Nano Bubble Stone, Oxygen Pump Silent Fish Tank Air Stone Diffuser for and Hydroponic

Fine air bubbles and provides continuous oxygen for your fish, It can creat the atomization effect and bubble beams will make your aquarium like a fairyland. Available for fish tank within 50cm.Please immerse the air stone in fish tank for 2 hours before use. The aquarium air stone has a suction cup that provides a strong hold for the aquarium air stone on the aquarium. It makes a super-fine bubble stream, the air stone release air bubbles smaller, denser, more uniform,help fish swim happily in aquarium,fish tank,koi pond. Adds oxygen circulation to your aquarium and when added to a hydroponic growing system, it energizes the growing solution while aerating and circulating nutrients.