Features: 1. Ergonomic design, labor-saving; comfortable and convenient operation, can be suit to long pipettes. 2. The nozzle ejector can simultaneously introduce multiple nozzles, which is efficient and labor-saving 3. Suitable for medical and chemical research, liquid separation, sampling and mixing. 4. Can be continuously input at any time without repeated insertion and removal. 5. The mouth can be rotated freely for easy pipetting. Each nozzle has a separate piston device for easy maintenance Notice: Objects may have Logo, if you want to know, please contact us. Otherwise, please do not bid. Specification: Measuring range: 0.5-300UL Measurement accuracy: 0.5UL Size: 30x12.5x4.2cm Package Includes: 1x Pipettor 1x box 1x manual 1x tip Package List: 1x Pipettor 1x box 1x manual 1x tip