Specifications:

• Voltage: Other
• Usage: fish tank
• Type: fish
• Tube Calibre: 0.5 cm
• Size: 40ml/ 50ml/ 60ml/ 70ml
• Power: None
• Package included: 1 x air bubble stone
• Name: bubble air stone
• Model Number: WM0054
• Material: Other
• Function: increase the air volume in water
• fish tank air bubble stone: air pump stone
• Color: As pictures show
• aquarium air stone: air bubble stone
• aquarium air pump: air stone
• Aquarium accessories: air pump