... drips or leakage Dust-proof outlet Stable liquid flow Used for office,hospital,restaurant,shed,cabin,camping,etc Voltage:3v Minimum ... Name:MANUAL WATER PUMP Price:FOB NINGBO Desc.:Material PP,PE with food-grade without smell or toxic Can be used with 5 gallons water bottle ... the bottle:55-58mm(standard) Easily operated by handle No drips or leakage Dust-proof outlet Stable liquid flow Used for office ...