... carefully before use.2,To protect against the risk of electronic shock, do not immerse it in water or other liquid.3,Before ... environmental protection.7,Applicable voltage 100-240 VAC, 50HZ—60HZ.How to useFirst ensure the power switch of the sharpener is disconnected ... method of T1030D.Under normal circumstances, it is suggested to use weekly or daily, to keep your blade sharp at any time. Electric ...