The product, with one year guarantee. The product can be charged with any USB mobile charger with the USB cable provided in the box. First time available with the guarantee. Any issues in mechanism that can be replaced. Easy to use with 9 length setting (2mm-18mm). 32mm wide cutter, USB 5V, Comb lock system, LED Charging indicator, USB Charging, Washable blades. KAIV trimmer is perfect tool to style your beard. Whether you want a light stubble or simply wish to maintain your beard, One KAIV trimmer is all you need.