Lixada Backpack with Cooling Fan 3 Adjustable Wind Waterproof Travel Daypack with USB Port Casual Laptop Backpack for Trip School Office

The unique notched wind inlet and outway design allow you to feel refreshed even when you're carrying your backpack on a hot day or when you're sweating profusely. Hand-stitched backpack straps are not easy to be torn. The hiking backpack is mainly made of Oxford fabrics with IPX2 waterproof, not easy to damage, out of the rain and other weather do not have to worry about the inside of the backpack being wet. You will feel cool after prolonged walking and exercise with this fan-cooling backpack.

Features:
Backpack with Fan Cooling: The travel backpack is cooled by a built-in portable fan component, so you can easily enjoy the cool wind when connected to a power device. You will no longer feel stuffy when using your backpack in summer.

3 Levels of Wind: The on/off button on the shoulder belt adjusts 3 wind levels, divided into low, medium, and strong, to meet different cooling needs. The max wind power is 8.5W. Our casual backpack uses less energy and runs for a long time.

Large-Capacity Design: The lightweight backpack has a main, a center, and a small front compartment, with 4 mesh pockets inside and out. Easily hold and organize your laptop, clothes, mobile phone, glasses, umbrella, key, and other essentials.

Comfortable Construction: Made of high-quality Oxford cloth and breathable polyester, the bag is more wear-resistant and comfortable. The fan assembly on the back is made of elastic fabric that doesn't make your back feel squeezed.

Widely Used: The casual backpack weighs only 3lbs and does not put pressure on your shoulders when you carry it. Great for traveling, weekend getaways, business, hiking, shopping, and outdoors activities daily. Good Gift for college.

Specifications:
Material: Oxford Fabric, Polyester
Color: Black
Input Voltage: 5V2A
Maximum Output Power: 8.5W
Waterproof Level: IPX-2
Fan Motor Lifespan: 10,000 hours
Power Method: compatible with various power banks
Maximum Wind: about 7.5m/s, 4 level
Duration of use:
First Gear: 25-27 hours (10,000 mAh power device), 50-55 hours (20,000 mAh power device)
Second gear: 10-12 hours (10,000 mAh power device), 20-22 hours (20,000 mAh power device)
Third gear: 4-4.5 hours (10,000 mAh power device), 9-9.5 hours (20,000 mAh power device)
Item Size: 43 * 30 * 18cm/16.93 * 11.81 * 7.09in
Item Weight: 1250g/44.09oz
Package Size: 44 * 34 * 13.5cm/17.32 * 13.39 * 5.31in
Package Weight: 1400g/49.38oz

Packing List:
1*Backpack
1*User Manual