... , Long life>20000hr,low noise Submersible,maintenance-free ROHS/ISO9001-2000 mini brushless pump applications: 1. Coffee maker(The item with transparent ... . Life: Expected life span is about 20000 hours. 2. Low noise: ≤35dB, far from 1meter distance. 3. Duty work: The ... .This pump is specially designed for hot water system, coffee maker, tea pot, small fountain, aquarium, flowers and plants watering, ...