Electric Rechargeable Fan, MG Kool Tech Desktop Mini Fan Portable Handheld Wireless Fan (blue) 1X Handheld palm sized portable fan, powered by a rechargeable battery (included) or by the provided micro USB charging cable via computer/notebook, car charger, power bank, 5V wall USB charger, 5v solar charger etc. 3 adjustable speeds plus an LED light on the side, perfect seaming, made of top quality ABS Highly efficient yet practically quiet; powerful yet energy saving, perfect for your office, dorm, home etc. Please make sure the battery is placed correctly inside the slot before you turn on the fan. Best cooling effects can be achieved when you hold it in your hand. Great fan for when you are out and about.