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【SAFETY and HEALTH】: BPA free drinking water bottle dispenser, food grade silicone rubber tubing, 304 stainless steel, high density ABS plastic, no toxic and no smell which is no harm to your health.
【EASY to USE】: Simply fasten the small pump on the bottle mouth. One switch operation, totally hassle free. Press once switch, pump 0.16 gallons of water and stop automatically. Press and hold for 3 seconds to switch the water pump to pump water all the time.