DC 12V D3 Peristaltic Dosing Pump 3x5mm DIY Head Tube For Lab Analytical Liquid

Silent work,suitable for aquarium, chemicals, liquids, dosing additives The pump head designed for easy disassembly, easy to clean and maintain You can control the flow direction by the positive and negative connect. Has been widely applied in experiments, biochemical analysis, pharmaceutical, fine chemical, biological engineering, medicine, products, ceramics, water treatment, environmental protection, powders, and other fields. ...