Bike Cycling 7 Flash Modes Red Lights Waterproof with 5 LED and 2 Laser Beams Bike Taillight Safety Warning(2 pack)

Always bright, flash, slow flash, right to left and left to right , slow flash, flash back and forth. Smart chip control, it will automatically shut down when stop, automatically turns when riding.
Our bicycle safety light creates a virtual lane around your bike, helping to protect and keep you safe from incidents during night-time cycling or in the dark.
2 AAA batteries (Not included), this laser tail light works 9-36 hours depends on the batteries.If not used for a long time, send the product and battery separately
The bike tail light is suit for the seat post 20 -36mm. IPX-2 Water resistant rated protected against, tilt 15 degrees Anti-rainwater.
Do not look directly at laser lights, safer in water fog when riding in the rain. Use for jogging, walking, bicycles, car emergency, horse–riding, road emergency and camping