Features: When your cat comes near, your cat's drinking fountain will automatically run, and when your cat leaves for 30 seconds, your cat's drinking machine will automatically turn off. It greatly saves the use frequency of the water pump, prolongs the service life, helps to get rid of the constant water noise all day, and reduces energy consumption and water evaporation. Quiet, energy-saving, prolongs the service life of filter and water pump, and can effectively attract pets to drink more water. Sensing range: 0.2-2meters. Scope of use: As long as the drinking fountains with USB interface can be made of safe and durable ABS materials, the flower appearance and USB interface are easy to hide, install and use. Can only be connected to the cat drinking fountain indoors, and should not touch the water. Specifications: Material: ABS Sensors Access Wire: Approx.30cm/11.81inch Sensors Outlet Line: Approx.100cm/39.37inch Package Includes: 1x Motion Sensors for Cat Water Fountain note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.