Height Adjustable Desks are available in either twist crank handle or with electric buttons for easy adjustment. The ability to sit and stand during the average working day has huge health benefits to the user and it's this active working style that encourages increased staff productivity and reduced absenteeism. Research over past years have produced evidence that sitting for more than 4 hours a day can lead to disrupted blood sugar levels increased insulin, increased blood pressure levels, enzymes responsible for burning harmful blood fats shutting down and leg muscles switching off. Having the ability to sit, stand, sit, stand during the workingday dramatically improves your health and wellbeing. Suitablefor wheelchair users.