Connect it with an air pump (not included in this product). The diver will move up and down to open and close the treasure box.
Adjust the air flow pressure to get your ideal motion effects.
Material: Resin + Plastic
Color: Red + Black + Multi-Color
Dimensions & Weight
Dimensions: 3.54 in x 2.36 in x 3.54 in (9 cm x 6 cm x 9 cm)
Weight: 1.76 oz (50 g)
1 x Aquarium Ornament Treasure Diver