M204R USB Rechargeable Monkey Light

The M204R: Simple 360-degree visibility.

The M204R: Simple 360-degree visibility.

The M204R: Simple 360-degree visibility.


The M204R Monkey Light


Rugged, practical, USB rechargeable and high performance.  The M204R supplies 40 bright Lumens and 360 degree visibility. 

It's the most practical wheel light on the market.

Simple operation

One button allows you to choose between off, dashed, and solid lines. 

Cycle between all of the color options with the other button - solid colors, stripes, gradients and rainbows.

Easily change your look

8 colors and 5 themes are built-in to the light.  Change them at any time with the press of a button. 

Choose from dashed and solid patterns, red, orange, yellow, green, blue, purple, and even a rainbow mode. 

You can always just leave it on shuffle.


Make your wheels bright.

The M204R is great for wheels small and large.

It fits most wheels 20" and larger, and some 16" wheels.

Ultrabright LEDs help you be seen.

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4 full color LEDs

40 Lumens

Full color graphics
Waterproof for use in all weather Durable solid rubber construction
5 themes included 360° visibility
Stainless steel anti-theft strap Hub mounted battery keeps wheel balanced
Straps to spokes with vibration proof 3-point mount Fits 16" and larger bike wheels
Convenient USB-rechargeable battery Up to 35 hours run time




  • Warranty: 2 year limited warranty.  Cosmetic variation in the rubber coating is normal.
  • Maximum speed: 65 km/h (40 mph)
  • Instruction Languages: AR DA DE EL EN ES FR ID HI IT JA KO NL NO PL PT RU SV TH TR ZH-S ZH-T
  • Light Size: 60 x 32 x 10mm
  • Light Weight: 22g
  • Battery Holder Size: 72 x 52 x 34mm
  • Battery Holder Weight: 83g (including batteries)
  • LED: 4 Full color, ultra bright LEDs
  • Brightness: up to 40 Lumen
  • Certifications: CE Mark, Lead free, EU ROHS compliant
  • Construction: fiber composite with solid rubber coating. ABS battery holder.
  • Waterproof: IP67
  • Battery made in China
  • Light made in California, USA


What's included

  • MonkeyLectric M204R Monkey Light bike wheel light
  • MonkeyLectric USB Rechargeable battery
  • 1 x Stainless steel antitheft strap
  • 8 x Cable ties for mounting
  • MonkeyLectric bike stickers
  • 22 language instructions