1The foot pad design secures the mixing machine in place during mixing. 2Excellent mixing ability to mix complete 50ml containers in 5 seconds. 34,000rpm provides safe and fast uniform mixing, 12V low operating voltage for comprehensive protection. 4This is the ideal fixture for small sample testing and is easy to use in many environments (indoor/outdoor). 5They may be used to suspend cells in cell culture and in microbiology laboratories. 6They can be used in a biochemical or analytical laboratory for mixing assay reagents or mixing experimental samples and diluent. Condition: 100% Brand New Item Type: Laboratory Mixing Machine Plastic: Plastic Speed Range: 4000rpm Amplitude: 4.5mm (circumferential oscillation) Maximum Sample Throughput: 50ml Motor Output Power: 1.2W/0.8W Input Power Supply DC12V 1A Power: 12W Voltage: 100-240V Model: Constant Speed MIX-28, Speed Regulation MIX-28+ (optional) 1 x Mixer 1 x Adapter 1 x Chinese User Manual