Large capacity and multi-functional backpack are suitable for travel or work.
Luminous backpack night. Package includes: 1 backpack, 1 3.5 interface cable, 1 USB, 1 x trick slot; Material: canvas and polyester Main Material: Canvas Handle/Strap Type: Soft Handle Gender: Unisex Technics: Embossing Backpacks Type: Softback Decoration: None Carrying System: Arcuate Shoulder Strap Style: Fashion Rain Cover: No Lining Material: Polyester Exterior: Solid Bag Closure Type: zipper Capacity: 20-35 Litre Pattern Type: Solid Item Type: Backpacks Interior: Interior Compartment Interior: Computer Interlayer, Cell Phone Pocket, Interior Zipper Pocket, Interior Slot Pocket
How to make it luminous.
1. This backpack must absorb light during the day and shine in dark.
2. The longer the backpack absorbs light, the longer the backpack is in the dark glow time.
3. You don't need it in the sun for some time. and then walk around the dark place.
4. Then it will glow blue.
�If you want to use External USB Charge Function, you must do as follows:
1. buy a mobile power
2. connect your mobile power with the USB interface in the backpack
3. connect your phone with the USB interface outside the backpack
4. Charging starts.