This LED security rain cover can keep your backpack dry from rain￡? mud and dust. And it has 12 LEDs and reflective stripes to make your riding or walking safer.

Features:
12pcs LED and reflective stripes on the cover for safety warning.
A remote battery box to change the lighting mode.
With elastic design￡? suitable for 30-40L backpack.
Seamless construction for weather-tight protection.
Waterproof￡? lightweight and durable.

Specifications:
Material: Nylon
Color: Blue / Purple (optional)
Waterproof level: 2500MPA
Light number: 12pcs
Lighting mode: steady light￡? quick flashing￡? slow flashing
Battery: 100mA built-in rechargeable lithium battery
Charging time: 2-3 hours
Working time: 8-9 hours
Item weight: 133g / 4.71oz
Package size: 22 * 14 * 4cm / 9.4 * 5.5 * 1.6in
Package weight: 196g / 6.91oz

Package List:
1 * Backpack Rain Cover
1 * USB Cable?
1 * Battery Box

Note:
The backpack showing in the pictures is NOT included.