Portable Carabiner DesignThis small USB fan can be hooked to anything with its carabiner clip, such as clipped to your bag or belt, easily to be carried and stored 3 Speed AdjustableThis handheld fan has three speeds, including Low/medium/high speed level, you could choose the breeze you need,just need press the power button to change the wind setting USB Rechargeable Battery FanThis personal fan can be charged by computer, laptop, charger and USB power adapter. Builtin rechargeable battery, which can keep you to enjoy the cool outdoors without power Mini Handheld FanThe compact size makes it more portable outdoor and easily fits in a pocket or backpack , perfect for traveling, camping, hiking, climbing,ect. Item name: Mini Handheld Fan Material: ABS+PP Item Size:15 x 2.5cm Weight:101g Battery Capacity: 800mAh Charging time: 2-3 hours Input voltage: DC5V/1A Power: 2W