Features:

• Dual-Outlet design making it convenient to run multiple small air stones, sponge filters, air bubbler decorations, or other bubble ornaments for small fish/shrimp tanks or hydroponic systems.
• The small aquarium air pump has an adjustable knob, so can adjust the air pressure accordingly without scaring the fish who prefer soft water flow.
• The fish tank air pump creates a steady stream of air for small a betta tank, brine shrimp hatchery and small hydroponic setup.
• 4 rubber feet at the bottom keep it from sliding around to reduce the noise further.
• The check valves would protect you air pump by preventing aquarium water from back siphoning during a power outage when your air pump is below the tank water level.

Specifications:

• Recommended Tank Size: 100 gal.
• Dimension: 4.25x3.5x1.5 inches (L x W x H)
• Length of power cord: 3.6 ft
• Voltage: 110V-120V/60Hz

Includes:

1x Air Pump

2x 3.3ft Tubing

2x Check Valves

2x 1” Air Stone