Features:High quality and super bright LED.
Durable & fine workmanship.
Easy to install.
2 laser bulbs are at the bottom of the lamp, to remind someone else of keeping distance, add safety.
Mode: flashing/slow flashing/steady on.
Battery: 2x AAA batteries (not included).
Casing color: white+black.
Lighting color: 4 colors(yellow,red,Blue,green).
Dimension: approx 8*6.9*3cm-3.1*2.7*1.2inch.
Bicycle mount fits approx 25-31mm diameter tubes.
Package Included:1x bike tail light
1x bicycle mount
NO Retail Box. Packed Safely in Bubble Bag.