Not applicableNot suitable for these brands: Kastty, Catit, Wopet cat fountains. Compatible with many types of pet water fountainsThe pump is designed for be compatible with different types of pet water fountains. Please refer to the original water pump label and size before purchasing. Our cat waterer pump is labeled: DR-DC160. The package does not include the adapter. Ultra Quiet and Energy-efficient Upgraded Water Pump 1. 5W, give you and your pets a good night's sleep. Long LifespanDC 5V low voltage, IP68 waterproof, USB plug for various applications - can be used for portable chargers, computers, etc. Please use a 5V/1A USB power adapter. (USB adapter not included in the package). Over voltage can damage the pump. Strong suction cups, easy to installThe cat water dispenser pump has a 5.9 feet long power cord and 4 strong suction cups, easy to install. to install. Easy to disassemble and cleanClean the pump of the cat water dispenser every 2 weeks to prolong the life of the pump.