The basic rotary piston pump is a small liquid precise transmission pump developed by Lead Fluid. It is suitable for high-precision dispensing and transmission of microfluids. Unique design of rotary pump head with consideration of accuracy and efficiency. The perfect combination of LCD and membrane key can display real-time information such as rotational speed, number of cycles and so on. The operation of users is intuitive and simple. External control input support wide voltage input, analog voltage and current can be automatically switched through software settings .Stainless steel shell design, simple and smooth, suitable for various working environments. The program has more parameter settings to make it perform well in different workplaces.