Penn Plax Action 充氣迷你寶箱（2.5 吋長 x 2 吋高）

The Penn Plax Action-Air Mini Treasure Chest is an air-operated action aquarium ornament that is suitable for fresh and saltwater tanks. When connected to an air pump (not included), the lid opens and closes to release a stream of bubbles.

• Real underwater movement
• Connect to an air pump for fun opening and closing action
• Release of bubbles helps to aerate aquarium water