• Length & Flahing mode can change when you choose the model.
  • Using high bright LED light to improve the lightness in the night.
  • This product has some water resistance and can be used in light rain. It is not certified under any water or dust proofing standards. 
  • This product is not a toy. Ideal for traffic controls, emergency alerts, parking guides, construction crews etc
  • If want to add the whistle, pls prepare the sound video and contact us to check if it can add.
  • We also can accept the OEM service, if you are looking for the supplier who can help you develop new design, pls do not hesitate to contact us.
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