Professional elastomer blade guide: “arcuate cut” for unparalleled sharpness and durability Diamond blades The diamond is the hardest of all gemstones. This allows knives to be sharpened gently, quickly and precisely. Overheating and thus softening of the material is ruled out ON/OFF switch The on/off switch of the electric diamond knife sharpener. 2 phase grinding: sharpening and honing phase with diamond discs. Main features Technical details Type Electric knife sharpener Product color Black Number of grinding wheels 2 Number of grinding phases 2 diamonds Grinding wheels Yes On/off switch Yes Easy to use Yes Power 75 W AC Input voltage 230 V Weight and dimensions Width 105 mm Depth 212 mm Height 108 mm Weight 1.9 kg