Mega Mag is a powerful magnetic cleaner for large aquariums, with panel thicknesses up to 55 mm. As with the smaller models in theMega Magrange, the cleaning pads are easily renewed or aplexipadcan be fitted for the cleaning of acrylic aquariums.Dimension:-Model – AM67000 :- 10.2×15.8×9.9 CmModel – AM67001 :- 14.2×18.8×13.7 CmModel – AM67002 :- 21.1×20.6×24 Cm