Description: Flow Direction:The direction of flow of the peristaltic pump depends on the connection way of positive and negative. Suitable for Chemical, Experiment,Food, Plants, Environmental protection, Family and many other fields. Volts:DC 6V Current:300mA Working condition:0-40? Relative humidity ?80% Flow rate:0-100 ml/min Rotate speed:0.1-60 rpm Weight: about 85g Motor size(?x H):Approx.32*23mm Pump head:Approx.54*46mm Installtion hole:Approx.47mm Pump tube(inner dia.x outer dia.):Approx.2mm x 4.5mm Package Includes: 1 Piece 6V Dosing Pump Peristaltic Head