Safety Instructions This product is specially designed based on the full attention to safety; in order to make sure the accident-free operation, please abide the guidelines listed below: Model No. B1 1.Always position the unit on a stable and level surface. Unstable surface can cause the unit to topple and fall, resulting in possible damage or injury. 2.Do not drop, unpack, open, beat, curve, prink and burn the unit. 3.Avoid using the unit nearby basins or sinks where it may come in contact with water.