Newest enhanced power & 6 precisely controlled speeds: 7000RPM to 12000 RPM power makes joyu dog nail grinder one of the most powerful grinders on the market. It is also the safe power to grind at home. Multiple speeds and ample power meet small, medium, and large pets' nail trimming needs. Say goodbye to over-clip: Over-clipping is the worst during nail trimming. Dual LED lights on joyu electric dog nail trimmer will help you prevent it. The lights let you see the nail quick easier, making the grinding safer and more precise. The advanced diamond drum bit grinder will deliver the most comfortable pet claw grinding. Super Low Noise & Vibration: Many pets get stressed by the sound and vibration of pet nail grinder. However, our electric pet nail grinder uses a superior motor with whisper-quiet technology that produces a very low vibration. It will not scare your pets. Help you trim like a Pro. Rechargeable & Portable: This cordless dog nail grinder comes with a USB cable for charging, it can last 2 hours after a 3-hour charge. The new stable charging system greatly improves grinders lifetime. The lightweight and ergonomic body design also make it better control and precise trimming. Easily grind your pets nail anywhere.