Brand from South Korea: MONSTER FACTORY. Benefits:A multipurpose shaver that can be easily used in a variety of areas, from fine hair on the face to hair on the arms and legs.Elaborate and excellent cutting power removes hair cleanly without irritation.The 4 types of detachable heads allow for customized hair removal depending on the hair removal area.Compact size and light weight make it easy to carry.Shvaer heads can be separated and washed with water for hygienic use.Safety verification completed.Batteries not included.How to use:1. Remove the battery cover by sliding it in the direction of the arrow.2. Insert one AAA battery and close the battery cover.3. Put on the blade you want to use.4. Turn on the power and check for vibration.5. Gently remove hair from the area that needs hair removal.6. Be sure to turn off the power after use.