304 Stainless steel water sampling sampler bottle can Hydrophore thief 1L new High quality 304 Stainless steel size: 1000ml OD 130mm, Height : 190mm color:sliver Operation : Using rubber tube sealed to connect outlet,and put water sampler into water,when the bottom of sampler reach the water,continue to drop ,the auto valve in the bottom open ,the water flow into sampler ,once sampler will be full water or liquid ,we pull the sampler by rope from water Including part: rubber tube,clip ,hook and nylon rope