High-flow 6-30V stepper motor, peristaltic pump, vacuum tube for aquarium, laboratory, and analytical water testing.

Features: 1. Ball bearings in the impeller frame ensure quiet operation and a long service life. 2. The impeller frame and screws are made of 304 stainless steel, offering rust and corrosion resistance. 3. The pump head is designed for easy disassembly, cleaning, and maintenance. 4. The flow direction of the peristaltic pump depends on the positive and negative connection configuration. 5. Suitable for dosing aquariums, chemicals, liquids, and other additives. Specifications: Features: Ball bearings in the impeller frame ensure quiet operation and a long service life. The impeller frame and screws are made of 304 stainless steel, offering rust and corrosion resistance. The pump head is designed for easy disassembly, cleaning, and maintenance. The flow direction of the peristaltic pump depends on the positive and negative connection configuration. Suitable for dosing aquariums, chemicals, liquids, and other additives. Specification: Operating Voltage: 6~30V Working Environment: 0-40°C, 80% Relative Humidity Average Flow Rate: Pump flow rate depends on positive and negative connections Flow Rate Range: 0-400ml/min Tube: Approx. 6.4mm x 9.6mm / 0.25 x 0.38 inches (Inner Diameter * Outer Diameter) Wall Thickness: Approx. 1.6mm / 0.1in Maximum Diameter: Approx. 9.6mm / 0.4in Tube Material: Transparent silicone tube Housing Material: PC Roller: 304 stainless steel wheel frame Roller Type: Ball bearing Package List: 1 x Peristaltic Pump 1 x Hex Key Note: Please be aware that the new and old types of this product will be sent randomly, and make sure you do not mind this before ordering.