USB-C Charging Long Battery Life：BSRGMS baby nail trimmer electric adopts USB charging design, which is more environmentally friendly and lighter than the battery type, allowing you to charge it anytime and anywhere.It can be used at home, and when travelling out and about. The built-in battery has a capacity of 600mAh and can be used several times a day on a full charge. Whisper-Quiet & Front Light：BSRGMS baby nail clippers with the whisper-quiet motor, you can trim toenails and fingernails without waking up your sleeping baby; With a LED front light aimed at fingernails, you can trim your baby’s nails even while they are sleeping or late-night feeding. Stepless Speed Control：The electric nail file for baby is super easy to use with only 1 button. Slowly toggle the buttons upwards, easy to grasp the fast and slow buttons, the higher the buttons, the faster the speed (for the baby to use as low as possible to start ). 360° all-round exquisite polishing makes toenails and fingernails softer and smoother. 6 Grinding Heads Combination: To meet the different ages of babies，Pink for 0-6 month old baby, Blue For 6-12 month old baby, Green For 12+ month old baby, White polishes nails and removes dead skin for adults, Metal shapes and shortens nails and calluses for adults, Cylindrical grinding rod polishes nails and removes dead skin for adults. Safety Guard: Super gentle baby nail trimmer that won't hurt cuticles or soft nail beds, easily and speedily clip and paint little toenails and fingernails.Electric grinding with a speed of up to 5000 rpm helps you to easily trim and polish all toenails and fingernails to the desired shape. 2mm foam cushion under sandpapers will protect the tiny nails from harming surrounding skin. Plus we have updated the protective cover which others don't have, it can protect baby nails more, feel free to use it.