Peristaltic Water Pump 0-400ml/min, 304 Stainless Steel Aquarium & Lab Pump - Easy to Clean, Durable Liquid Transfer for Hydroponics, Brewing, Medical Use

Specification:Features: bearings in the wheel frame, silent, life time. 304 stainless steel wheel frame and screws, and resistance. The pump head designed for easy disassembly, easy to and maintain. The direction of of the peristaltic pump depends on the connection way of positive and negative. Suitable for aquarium, chemicals, liquids and other dosing additives.Specification:Operating voltage: 6 ~ 30 VWorking environment: 0-40, relative humidity 80%Medium : the of the pump depends on the positive and negative connections range: 0-400ml/ minTube: Approx. 6.4mm x 9.6mm / 0.25 x 0.38in(inside diameter * outside diameter)Wall thickness: Approx. 1.6mm / 0.1inMaximum diameter: Approx. 9.6mm / 0.4inTube material: transparent silicone tubeShell Material: PCRoller: 304 stainless steel wheel frameRoller Type: BearingPackage List:1 x Peristaltic Pump1 x Hex WrenchNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.