The Author V-Block rear bike light uses COB LED technology with 91 chips and delivers up to 80 lm, with 360° visibility even during the day. The rechargeable lithium-ion battery charges via USB 2.0 A / Micro B, and the charging cable is included. Safe Ride Home mode automatically activates a slow flash when the battery is depleted, for at least 45 minutes.

Lighting modes include a steady beam at 30 lm for 1.5 hours and at 80 lm for 1 hour, as well as flashing and chasing modes with different runtimes. The built-in switch indicates the battery capacity and charging status. The light attaches without tools using removable silicone straps.

• Type: Rear light
• Luminous flux: Up to 80 lm
• LED technology: COB with 91 LED chips
• Visibility: 360°
• Lighting modes: Steady, flashing and chasing
• Runtime: 1–10 hours, depending on the mode
• Safe Ride Home mode: Slow flash for at least 45 minutes when the battery is depleted
• Battery: Li-poly, 3.7 V, 300 mAh
• Charging time: Approximately 2 hours
• Charging: USB 2.0 A / Micro B
• Battery indicator: Red light for 1–20% capacity and green light for 21–80%
• Charging indicator: Red light while charging and green when charging is complete
• Mounting: Removable silicone straps, no tools required
• Mounting diameter: 15–35 mm, including non-round profiles
• Water resistance: IPX5
• Dimensions: 46 × 46 × 35 mm
• Weight: 38 g
• Charging cycles: At least 500