Dog Nail Grinder Upgraded - Professional 3-Speed Super Quiet and Low Vibration Electric Pet Nail Grinder with 4 LED Lights - Painless Paws Grooming & Smoothing for Small to Large Dogs (Black)LED Display Screen: The LED display screen helps you monitor the battery level and the speed setting, which frees you from power anxiety. One and Only 4 LED Lights: With 4 LED lights on top, you could detect your puppy's blood vessels clearly which can avoid hurting your baby. 3 Speed Switch & Grinding Ports: IREDOON dog nail trimmer boasts a 3 speed switch and 3 grinding ports, which allows pet owners to adjust the speed and grinding settings based