The Wonder Creature Lotus Pet Fountain Water Pump is a low voltage pump that is CE certified and IP68 waterproof. It is made of BPA-free material and provides a steady stream of clean, flowing water. The LED light helps to maintain the accuracy and precision of the water level and observe the condition of the water in the fountain. The pump is easy to insert and has four suction cups for stable installation. It is also easy to disassemble for cleaning. The most common cause of pump failure is the blockage inside of the pump. Please clean the pump at least every 2 weeks for optimal performance.