Build a MOTORIZED monitor lift (on a budget!) - YouTube
Monitor stand with electric height adjustment up to 64 inch monitors
TV Monitor Wall Mount,TV Wall Mount,Adjustable Motorised TV Mount - Mobile Motorized TV Cart on Wheels for 42-70 Inch TVs, Motorized TV Lift, Motor Lift Stroke 90cm/35.4inch, Max 600x400mm : Amazon.co.uk: Electronics
Stand Steady Techtonic | Electric 2 Arm Monitor Mount Standing Desk | Stand Up Desk Converter
Hover E - The Electric Monitor Arm by RightAngle™ Products - YouTube