Feature:1. Stable speeds range makes the experiment more convenient and fast.2. It is a simple equipment used commonly in laboratory to mix liquid.3. High efficiency brushless motor drive ensures long service life.4. 3000RPM provides safe and fast mixing, compact and easy to use.5. Start protection structure, high quality silicone is more durable.Specification:Condition: 100% Brand NewItem Type: Laboratory Mixing MachineMaterial: ABS + SiliconeModelVM300Control MethodConstant SpeedsMotor TypeBrushless MotorAmplitude4.5MM (Circle Oscillation)Maximum Sample Handling Capacity50MLSpeeds Range3000RPMHousing Protection ClassIP42Power12WVoltage100-240V 50/60HzAllowable Ambient Temperature50~40, 80%RHProduct SizeApprox. 93 x 93 x 72 mm / 3.7 x 3.7 x 2.8 in.Package List:1 x Vibration Mixer1 x Power Supply1 x Chinese User Manual