GROTHEN DC Dosing Pump Peristaltic Pump Mini Water Liquid Pump Peristaltic Tube Head Self-Priming Function for Aquarium Lab Chemical Analysis Dosing Additives, L Style

Features: Pump head adopts buckle design without screw, which can be removed through pressing the buckles on both sides with your hands, easy to and maintain. Support CW and CCW: Switching power supply positive and negative pole, realize the CW and CCW of the pump head. direction: You can control the direction by the positive and negative connect. No valves and seals, convenient hose replacement, easy maintenance. This small dosing pump has the function of self-priming. Widely used in the field of experiment, , biochemical analysis, pharmaceuticals, fine chemicals, biotechnology, food, environmental protection, family, etc. Specifications: Model: G328 Color: Black/Green(optional) Silica Tube(internal dia.*outside dia.): 1mm*3mm/2mm*4mm/3mm*5mm(optional) Motors: DC12V Rate: 1*3 silica tube: >11ml/min 2*4 silica tube: >39ml/min 3*5 silica tube: >80ml/min Pump Head Material: ABS Pump : Transparent silicone Pulsations: Three roller Package Size: 7.0 * 6.0 * 4.5cm / 2.8 * 2.4 * 1.8in Package Weight: 84g / 3.0oz Package List: 1 * Peristaltic Pump

Pump head adopts buckle design without screw, which can be removed through pressing the buckles on both sides with your hands, easy to and maintain.Support CW and CCW: Switching power supply positive and negative pole, realize the CW and CCW of the pump head.direction: You can control the direction by the positive and negative connect.No valves and seals, convenient hose replacement, easy maintenance. This small dosing pump has the function of self-priming.W