LESS NOISE: recommended to fix the pump body inside a closet or on wall with provided silicone screws to minimize the vibration and keep the running noise less than 60dB (normally runs a few seconds intermittently) when primingQUICK FLOW WITH DUAL INLET: 1 gallon/min, less water bottle changes, fit for residential or commercial appliancesBOTTLED WATER DISPENSING PUMP SYSTEM (no jugs included): dual adjustable suction wands, 20FT discharge hose of food-grade material, BPA free, compatible for fridge, ice maker, coffee maker, hot and cold water dispenser etc.SMART ON-DEMAND WATER DISPENSER: to activate or shut-off the engine via a float sensor switch and deliver water under pressure 40 PSI automatically on demand, with over-heating protectionQUALIFIED AND RELIABLE: 100% new dispenser pump tested before delivery (normal with water residuals inside), with 1 Year warranty guarantee and considerate customer service to reply your inquiry within 24H