Features:
1. Brake sensor: turn on the bicycle tail light. When it senses the brake. Will enter the highlight mode for 3 seconds
2. Accident warning: When the bicycle falls to the ground. It will enter a 3-long and 2-short flash mode.
3. Light sensor: enter mode 5. When the surrounding light is sufficient. It will close after 3 seconds. When the surrounding environment becomes dark. It will light up within 5 seconds
4. When the bicycle fell to the ground. It will all light up and flash. To warn others

Please note:
If the seat tube is >28.6mm. There will be some gaps after installation. If the rubber ring cannot be used. Please use cable ties to install


Package includes:
1 x Taillight
1 x Strap

Note:
1. Due to screen and other objective reasons, there may be a certain color difference, please understand.
2. Due to manual measurement, please allow 1-3 cm error, thank you