The penlight was purchased officially. Since it is new and unopened, we have not checked the operation, so we cannot respond to issues such as it not lighting up. Batteries are not included. We have multiple items, so if you wish to purchase multiple items, please let us know in the comments. *Please understand that this is stored at home, so only those who can understand this, please. We will ship with waterproof measures. CLOSEYOUREYES official light stick Penlight Penra Kuru Yua CLOSEYOUREYES