【Food Grade】The pump head and 6.5ft hose are made from food-grade materials, ensuring they are safe, hygienic, and resistant to deformation. 【Notes】Outlet: Sign with 'OUT', Inlet: Sign with 'IN'. Timing gears of the switch: 1, 2, 3, 5, 10, 15, 30, 45, 60, 75, 90(unit: min).
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