KNOG PLUG front light black

Knog Plus+ 40 lm – Ultra-Bright, Ultra-Light, USB-Rechargeable Portable Light

The Knog Plus+ 40-lumen light is a powerful, incredibly lightweight and versatile visibility light designed for cyclists, runners and commuters. With its integrated USB plug, wireless charging, magnetic mount and wearable clip, you can attach it almost anywhere - on your bike, backpack, shirt, helmet, fork, or even your socks.

Delivering 40 lumens of bright COB LED output and weighing only 12 g, this compact light offers an impressive 40 hours of runtime in Eco Flash mode. Fully waterproof (IP67) and weather-sealed, the Plus+ is designed to perform in any conditions.

Key Features

Technical Specifications

• Dimensions: 14 × 66 × 18 mm
• Brightness: 40 lumens
• Modes (5): Steady, Pulse, Strobe, Flash, Eco Flash
• Runtime:
  • 2 hours (full brightness)
  • 40 hours (Eco Flash)
• Charging Time: 4 hours
• Battery: USB-integrated lithium-polymer
• Charging: Direct USB (no cable required)
• Weight: 12 g
• Waterproof Rating: IP67 (100% waterproof)

Advanced Features

COB LED Technology

High-efficiency COB LEDs deliver consistent brightness for up to 90% of the battery’s runtime, offering reliable visibility in all lighting modes.

Magnetic Mounting System

A powerful magnet (up to 1 kg pull force) allows fast, secure attachment to the bike’s mount. Snap it in place and you're ready to go.

Bike Mount Compatibility

Includes two silicone straps (22–27 mm and 28–32 mm) that fit round and aerodynamic seatposts. No tools required.

Wearable Clip

Remove the light from the mount and clip it onto your shirt, shorts, socks, backpack or bag for running, walking, or increased off-bike visibility.

Why Choose Knog Plus+ 40 lm?

✔ Twice the brightness of the standard 20 lm model
✔ Ultra-light and ultra-portable
✔ No charging cables needed – direct USB plug
✔ Magnetic mount + wearable clip
✔ Ideal for cycling, commuting, running and travel
✔ Fully waterproof and impact-resistant