Ride smarter and safer with the Fenix BC06R, an ultra-compact rechargeable bike taillight that automatically reacts to your speed. Its smart brake-sensing technology detects sudden deceleration and instantly boosts output to 90 lumens, alerting drivers behind you before you even think to signal – then returns to your previous setting after 2 seconds.

Key Features:
Smart Brake Sensing – Automatically jumps to 90 lumens with a 100-meter (328 ft) alert distance when you brake or slow down suddenly

270° Wide-Angle Visibility – Keeps you visible from multiple directions, day or night

8 Lighting Modes – Low and High settings with constant-on, slow flash, and fast flash options, plus a unique spinning mode; runtimes up to 24.5 hours

USB-C Rechargeable – Built-in rechargeable battery fully charges in about 2 hours

Quick-Release Mounting – Twist-off design detaches easily from the mount for charging; compatible with seatposts (25.4–31.6mm) and saddle rails (39–50mm)

Durable, All-Metal Build – CNC-machined aluminum body with IP66 waterproofing and impact resistance up to 1.5 meters

Compact & Lightweight – Just 1.5″ x 1.5″ x 1.5″, small enough to disappear on your bike while still standing out to traffic

Perfect for: road cyclists, commuters, and mountain bikers who want automatic, reflex-fast visibility on every ride, especially in traffic or low-light conditions.…..$34.95