Turn signal backpack LED backpack warning light

Size: 360*210*120mm, 30 LEDs
Lamp (including charging indicator), 85*70mm illumination
Display light board, 500 mA rechargeable lithium battery
Pool, wireless remote control, waterproof nylon fabric,
USB charging (including charging cable). Black remote
, wireless remote control function. Soft back, 5L capacity
Quantity, the top of the backpack has a water outlet, can be placed
Water bag.