? Bladeless fan technology is safe for you and family Built-in rechargeable lithium battery， environmental-friendly Easy to use， no assembly required Feel the cool wind and relax in warm temperatures Lightweight for ease of carrying Constructed with ABS plastic and electronic elements Dimensions: 19.5 x 10.5 x 5 cm   Package Details Weight: 258.94 g Size: 19*10.5*5 cm Package Includes * Portable Bladeless Desk Fan