After Sales Service?: IREDOON stands by the quality of our product and is glad to provide a 12 months manufacturer’s warranty of no additional cost. If any questions, feel free to message us. ?Low Noise & Safe?: IREDOON Pet Dog Nail Grinder is equipped with advanced whisper-quiet technology, ensuring a noise level of 40db and reducing the risk of pets getting scared or anxious during the trimming process. ?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 on their pet's size and nail hardness. ?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. ?LED Display Screen?: The LED display screen helps you monitor the battery level and the speed setting, which frees you from power anxiety.