This LED USB Bulb Can Light Up Just Enough At Night But Can Save Power For Long Time Use Compact Cool Design Simple Cute Design Mini Size Practical And Easy To Plug In Any USB Power Sources Space Saving Easy To Stock And Carry Around Even Can Be Taken Out As A Indication Light On Outdoor Backpack Or Torch Light Outdoor In Case Of Emergency. Sweet Dreams At Ease One Day Baby Starts Sleeping On Her Own! Practical LED Mini Light For Families Especially Good Choice For The Old And Young Mini LED USB Light By Night Keeps Calm And Soft Sleeping For You And Protect Your Eyes When You Wake Up At Night In Bedroom Kids Room Nursery Bathroom Or Leave You Guiding Light On Way To Toilet Kitchen Living Room Hallway Stairs And Anywhere You Need!