High Visibility 360 Reflective CoverMade with reflective material and LED lights to ensure the best visibility for adults and children in traffic. This LED safety vest features super bright LED lights and reflective strips that quickly grab the driver's attention so you can see yourself up to 200m away. Dual LED Lights Front and 3 ModesThis running reflective vest has white LED lights on the front and red LED lights on the back, double-sided LED lights ensure better visibility at dusk or in the dark, both LEDs have three modes : steady light, fast flash and slow flash. You are free to choose the mode you like. Elastic suspenders and adjustable waistWith four adjustable buckles and elastic, the waist and shoulder can be adjusted easily. The safety vest with reflective safety wrist strap can easily slip over your t-shirt, tracksuit or outerwear at any time of the year. Elastic straps allow the reflective safety vest to fit your body perfectly and not slip while running. Replaceable BatteryThe reflective vest has a replaceable battery (CR2302). When the battery is on, it can be used for an average of 3 hours a day, and can be used for up to 20 days! If you want to put on the cycling vest but the battery is dead, you can just replace the battery, no need to wait for charging. VersatileThis adjustable warning vest is suitable for jogging, running, cycling and motorcycling, construction work, road safety. With the bike reflective vest you are more visible and therefore safer on the road.