OVERVIEW
OVERVIEW
The Radar Pro 300 is the next evolution of our Radar React System. Already boasting industry-leading radar technology that we developed in-house, the upgraded taillight now features a built-in brake light function. When deceleration is detected, the light will automatically increase its lumen output, greatly improving safety on the road.
It delivers outstanding visibility and awareness, including a 300-lumen Day Flash mode and vehicle detection up to 150 meters away. The system is incredibly versatile, connecting seamlessly to compatible ANT+ cycling computers, our React Drive front light, and our Radar Ally smartphone app for real-time vehicle alerts. Also, its output modes are now customizable through the app.
The Radar Pro 300 has a fresh, highly refined shape, and now features a modern quarter-turn mounting system. This cleans up and simplifies the attachment interface, and we include adapters for D-shape and aero seatposts. Housed in a compact, industrial-grade composite casing, it’s super durable and IPX7 waterproof.
An upgraded high-capacity battery provides up to 24-hours of runtime, supported by fast USB-C charging.
This is the ultimate radar bike light: completely developed and built in-house by Lezyne. It looks great, has massive visibility and features unrivalled versatility. It’s the next evolution of cycling’s Sixth Sense.
FEATURES
FEATURES
- Innovative taillight with advanced Radar technology
- Built in automatic brake light function
- Engineered lens and optics for maximum visibility
- Seven output modes with 300-lumen day flash mode
- Flash feature automatically activates when braking or vehicles are detected
- Wide-range detection alerts of approaching vehicles from up to 150 meters away
- Dual Bluetooth and ANT+ wireless system
- Compatible with Lezyne Radar app, Ant+ head units, React Drive Front for real-time alerts
- Radar app features visual and audio alerts and controls/customizes connected lights
- Compatible with most quarter-turn mounts
- Includes D-shape and aero post adapters
- IPX7 waterproof design with USB-C charging port
- Fresh design with rugged, compact construction
- 2000 mAh battery capacity: Max 24hr runtime
- Replaceable battery design (EU Batteries Regulation (2023/1542))
SPECIFICATIONS
SPECIFICATIONS

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Max Lumens: 300 lm
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Light Modes: 7
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Max Runtime: 24 hours
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Battery Capacity: 2000 mAh
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Recharge Type: USB-C
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Compatibility: Lezyne Radar App, ANT+ Head Units, React Drive Front, Quarter-Turn Mounting Systems
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Features: IPX7, Daytime Flash, Wide-range Detection, Bluetooth & ANT+ Wireless System
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Weight: 94 g
- Dimensions: 36.4 × 38 × 77.9 mm
PRE-ORDER ETA
PRE-ORDER ETA
Pre-Order Disclaimer: The product is expected to arrive by the end of February 2027, with shipping scheduled to commence in March 2027. Please note that the estimated timeline is subject to change.
















