LED Warning Backpack / backpack

1. The product included a small solar panel. The use of solar power, both environmental protection and energy saving and carbon reduction function.
2. When the driver hit the rear turn signals, LED can display driving directions,a cautionary tale.
3. You can reduce traffic accidents.
4. This product uses waste PET bottle recycling production, material does not contain PVC, and the use of nickel-free metal, to reduce pollution.
5. This product combines a mobile phone can be set to complete the Bluetooth link.