Smart Automatic Rear Bike Light

Automated brake detection and motion-sensing rear bicycle light

The Smart Automatic Rear Bike Light improves your visibility in low-light conditions and variable weather without requiring manual adjustments while riding. Built-in motion and light sensors automatically adapt the output to your speed and surrounding conditions. It delivers up to 60 lumens of soft, non-dazzling illumination to clearly signal your presence to traffic behind you.

Features & Benefits

• Smart brake induction: Detects deceleration and automatically increases brightness for three seconds to alert trailing road users when you slow down.
• Automatic sleep and wake: Shuts off after 30 seconds of inactivity to save battery and powers back on instantly when motion or vibration is detected.
• Four illumination modes: Offers steady on, slow flash, breathing flash, and burst flash options to suit different riding environments.
• Weather-resistant construction: IPX6-rated ABS casing withstands heavy rain and road spray during daily commutes.
• Versatile mounting: Compatible with both saddle rails and seatposts for flexible attachment to your bicycle.

Specifications

• Material: ABS shell
• Light source: COB LED
• Brightness: 60 lumens
• Lighting modes: 4 (steady, slow flash, breathing flash, burst flash)
• Battery capacity: 400 mAh rechargeable
• Run time: 20 to 50 hours (depending on mode)
• Water resistance: IPX6 rating
• Sensors: Brake, motion, and light sensing
• Compatibility: Saddle rail or seatpost mounting
• Dimensions: Light: 4.2 x 3.4 x 2.7 cm; holder: 6 cm
• Weight: 55 g (including holder)

Equip your bicycle with reliable, automated lighting for your daily rides.