Specification Brand : Acouto BulletPoint1 : Digger Switch Sensor Excavator Parts Ergonomic design of low plunger pressure avoids repetitive strain injuries , light weight , easy to control with full hand , reducing hand fatigue . BulletPoint2 : Manual pipettes Digit display to allow for more accurate volume setting and easier volume identification . BulletPoint3 : Pipettes 50 - 300UL High‑tech material provides excellent to high temperature , and weather . BulletPoint4 : This pipette is a liquid transport device whose volume can be adjusted within a certain . BulletPoint5 : pipettors Calibrated to ISO 8655 standards for accuracy . ItemName : Acouto 8‑Channel 50‑300μl Vraiable Volume Manual Mechanical Pipette Pipettor Pipet Laboratory Tool Digger Switch Sensor Excavator Parts Pipettes 50-300UL ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 30 centimeters ItemPackageDimensions_Width : 13 centimeters ItemTypeKeyword : multichannel-pipettors Manufacturer : Acouto ModelName : Pongnasr7y3twkeaq ModelNumber : Acouto4w5ed83cqa NumberOfItems : 1 PartNumber : Acouto4w5ed83cqa ProductDescription : Specification : Condition : Brand New Item Type : Pipettor Material : Plastic Color : As shown in the picture Weight : Approx . 290g/10 . 2oz Model