Widely used in fish market,restaurant or family for scraping the scales off a fish. Easy and not hurt your hands. Food safety 304 stainless steel roller blade, anti-corrosion and no harm to fish. 304 stainless steel shield cover to prevent fish scales from splashing around. Build-in Rechargeable 16.8V 4 x 2200mAh lithium battery, safe and durable. This electric fish scaler is water proof and no electricity leakage, body washable, stable performance, good sealing. Motor speed: 7000 rpm, Power: 96W. Note: Products with electrical plugs are designed for use in the US. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Please check compatibility before purchasing.