1. Enhanced Visibility for Safety: The bicycle tail light offers high brightness to improve cyclists' visibility during night rides or in poor visibility conditions, ensuring their safety on the road. 2. High-Definition Recording: Equipped with a 1080P HD camera, the bike warning tail light captures every moment of your journey, providing evidence in case of incidents. 3. Long Battery Life: With a built-in 3500mAh battery, the DV camera taillight supports over 6 hours of continuous operation, meeting the needs of long-distance cyclists. 4. AI Smart Flashing Mode: Featuring an intelligent sensor that detects ambient light levels, the safety bicycle rear light automatically activates flashing mode in low-light conditions, enhancing rider safety. 5. Versatile Lighting Options: The rear bike light camera offers six lighting modes that can be easily switched with a single button, allowing users to adjust based on different riding conditions and personal preferences. Product size: 130.00x100.00x80.00mm or 5.12x3.94x3.15inch CPU: Chip: Display: no screen Lens: 6 slides 17mm Angle: 150 degrees Menu language: Multi-language Video resolution: 1920x1080P Video frame rate: 30fps File format: MP4 WiFi function: Yes Take pictures function: Yes Compression format: 264 Video file lock: yes Loop video: Yes Video audio: Yes Ai warning light: yes Battery life: 6-8 hours Built-in lithium battery: 3500MAH Waterproof function: IPX6 Storage card: external TF card support 4GB-256GB Specification:B:for Swivel Bracket Colour:Black Material:plastic Package Contents: 1 x Camera with Tail Light 1 x Cable 1 x Card Reader 1 x Mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.