High Quality Material Made of high quality nylon fabric, waterproof and durable, lightweight, with reflective strips and LED signal lights to improve visibility and safety at night. It's a great gift idea for the cyclist or jogger who wants to be safe. Multiple modes It has 5 LED signals: turn left (green arrow), turn right (green arrow) , forward (green arrow), stop (red exclamation mark), standby (4-sided green jumping flash) from flashing to danger. signal, all operations can be easily done with the included wireless remote control. Wireless Remote Control Bundle or install the wireless transmitter on the bicycle handlebar, your hands can directly control the remote control without leaving the handlebar. The LED will change the direction of the backpack's flash in response to the signal received from the remote control, greatly improving your safety when jogging, running, cycling, walking, etc. With pocket This vest has an interior padded mesh pocket to store your items while enhancing breathability and comfort. Ideal for cyclists who want to be safe or those who like to run at night. USB rechargeable The flashing LED vest can be charged from your computer or any device with a USB port, very practical, perfect for cycling, camping, hiking, climbing, outings and other activities.