Size: 10W 25W 60W. Features: Multi-function, versatile, low power consumption, low noise, medium speed, reliable operation, long service life, easy to disassemble and clean, and easy to maintain. Scope of application: A wide range of fields such as aquariums, garden fountains, running water boats, water-cooled air conditioning, mechanical equipment, etc. Due to different display reasons and environmental light, there will be color difference in the product photo, take the product carefully.