Features WIDELY USED: Widely used in experiments, biochemical analysis, pharmaceuticals, fine chemicals, biotechnology, pharmaceuticals, products, ceramics, water treatment, environmental protection and other fields EASY TO CLEAN AND MAINTAIN: Pump head design is easy to disassemble, easy to clean and maintain, very convenient to use VARIABLE FLOW DIRECTION: The flow direction can be controlled by positive and negative connections, more flexible GOOD QUALITY ALUMINUM ALLOY: Made of good quality aluminum alloy material, light weight, possess good strength and corrosion resistance DC12V POWER SUPPLY: Applicable power supply for DC12V, flow range from 0‑200ml/min, speed range is 1‑500rpm Specification: Item Type: Peristaltic Pump Material: Aluminum alloy Applicable Power Supply: DC12V Working Environment: Temperature: 0-40℃, Relative Humidity: <80% Flow Range: 0-200ml/min Speed Range: 1-500rpm Package List:1 x Peristaltic Pump Note:Don't overload. Package List 1 x Peristaltic Pump