Lenovo's ThinkPad magadzirirwo pamwe 3M rwokugadzira anobvumira kuti avhareji 20-30% kuderedzwa backlight simba uye 20% kuwedzera kutarisirwa mu bhatiri upenyu pamusoro yapfuura yokutevedzera. ari Lenovo ThinkPad T Series mano vanomiririra chikamu chikuru zvayo yezvokutengeserana Notebook PCs, accounting kuti yakaiswa uchishandisa chawo vanopfuura mamiriyoni 100 zviyero.