1. Light source: 2 LED bulbs

2. Certification: CE

3. Power supply: 2 * AG10uff08LR1130) battery (including)

4. Swith mode:button

5. Function: dustproof, shock resistant,waterproof.

6. Brightness range: 300 meters

7. Zoomable: NO

8. Lumens: 1000

9. Visual angle: 270 degrees

10. Light colors:green

11. Working life: 100000 hours

12. Mounting placement: various locations.

13. Jacket material: plastic.

14. Jacket colors: black

15. Size:4.5*4.5*2.6cm

16. Weight: 37g

17.package:2*Bicycle Tail Light