Watch Video Effect Lighting Here 
https://www.youtube.com/watch?v=oYYy-4Q5uY4
Now you can say goodbye to weekly battery changes with Yosky Bike Headlight! Ever run out of batteries unexpectedly? Really feel very terrible, isn’t it? Why not choose Yosky bike safety light ? It is super bright bontrager bike lights front and back, Never worry again about riding in the dark!
It is SUPER BRIGHT, LIGHTWEIGHT with 100% GUARANTEE!
- One Touch Dismount Button, press and slide the light out without removing the whole mounting bracket 
- Super bright 350 lumen output bicycle front light led 
- 360 degree swivel ability 
- No wires or external 
- Water resistant IPX-5 rating, weather tight design ensures all condition use 
- Can be used as a BIKE HELMET LIGHT, mountain bike headlight, road bike lights, kid's bike safety light and More!
USB Rechargeable 
- Charges from your computer or any device with a USB port.
Smart Charging 
- 2 hour charging time 
- Automatic, fully charged cut-off system 
- Smart charging ensures longer battery life
Simple control button 
- Conveniently located on top of the light for easy access
Modes 
- Front light: 4 mode                                                                 - Rear light:  5 mode(white/red beam)