CRYSTAL Dosing Pump DIY Peristaltic Tube Head For Aquarium Lab Chemical Analysis (green 24v 3*5)Features: Adopt the design without screw clasp, easy to disassemble and maintain Support CW and CCW: switching power supply positive and negative pole, realize the CW and CCW of the pump head Flow direction: you can control the flow direction by the positive and negative connect. No valves and seals, convenient hose replacement , easy maintenance These Small Dosing Pump have the function of Selfpriming Widely used in the field of experimental, biochemical analysis, pharmaceuticals, fine chemicals, biotechnology Specification: Color: green Flow range: 10mlmin 90mlmin Dc motor: 24V Silicone tube:3 * 5 Flow rate:> 83mlmin Material of pump head: ABS Pump tube: transparent silica gel tube Pulsation: >… £9.39Joom UKDelivery: to United Kingdom ReportBuy!