1)Flashing on both sides or one side (the other side via plating surface)
2) Light source: Ultra Bright LED or Xenon Tube
3) Flashing frequency: 65 times/Min
4) Lens color: yellow, red & amber
5) Base color: yellow, bule, green & orange
6) Power: 0.05W, Voltage: 6V
7) Visible distance: 500m-1000m
8) Built-in switch or external switch, frequent flashing/steady burning/OFF
9) Optional inside light control switch, flashing automatically at night time and close automatically at daytime
10) Power supply: One batteries (6V 4R 25)
11) Warning lamp