Vortex Mixer V1 Plus Boeco Specification Kind of motion Orbital 4 mm Speed range 750 - 3000 rpm. Time of acceleration 3 s Tubes capacity 15-50 ml Speed display scale ( min max ) Switch touch continuous mode Overall size 90 x 150 x 80 mm Weight 08 kg Power 12 V. DC 20A ( External power adapter ) Code Description BOE 8055000 Vortex mixer V1plus AC Adapter 100-240V with Multi plug ( EU US UK AU )