Features: Ultra-quiet and low vibration: Our Nail Trimmer is equipped with an ultra-quiet but powerful motor. It gently removes thin layers of the nail with minimal noise (under 50dB) and vibration so that sensitive pets won"t be anxious or scared. Stays cool: Special coated pet-friendly grinder rotates at just the right gentle speed, preventing friction burn. Usb charging: No need to fumble around for batteries as it"s USB rechargeable with up to 5 hours of continuous use. No more over-cutting: Our nail trimmer slowly trims away the layers of your dog"s nails. No more worries about over-cutting, nasty pains or bleeding. Easy to clean: To clean your trimmer, just use a soft wet towel and gently brush away any nail dust. Specifition: Battery: bulit-in battery Charging mode: USB Charging Charging time: 1.5hours Battery life: 7 hours About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.