Safty Bike Rear Light
1.Material:Rubber & Plastic
2.Use 2xcr2032 Button Battery
3 Single Led,Super Bright.
4.Constant Mode/Flashing Mode
5.Size 20mm--40mm
6.Can Be Seen From Up 500 Meters
7.Universal Fits,Bulid In Parabolic Reflector.
8.Seat Post Mounting Clip
9.Caution:
1)Carefull Install Batteries,Make Sure The Proper Polarity.
2)Do Not Turn The Lamp On/Off White Riding The Bicycle.
3)Do Not Look Directly Towards The Light.