Plus Free Rear Light is a super-bright, wearable and USB rechargeable clip-on red light. Perfect for increasing your visibility when running, cycling or to light up an outdoor space with red light at night.

No Ordinary Light

Our most versatile red light ever. Clip to your pocket, sleeve, sock, laces, backpack etc, to ensure you're seen and safe on the roads or trails.

  • Be seen from up to 450 metres away
  • Integrated USB-A connector for cable free charging
  • Waterproof with IP66 rating
  • Wearable
  • Ultralight at just 17 grams
  • Up to 40 hr runtime

Light Modes

MODE MAX LUMENS RUNTIME
Steady 20 2 hrs
Strobe 20 8.5 hrs
Pulse 20 4.5 hrs
Fancy Flash 20 10 hrs
Eco Flash 20 40 hrs

Design & Tech


It's An Impressive Wearable Light.
Simple, effective and packed with features that make it a pleasure to wear.


Latest COB Technology
Efficient Chip on Board (COB) LEDs provide maximum brightness level for up to 90% of the battery burn time.


Integrated USB Connector
Plus Free plugs directly into USB-A ports & is designed to be exposed to the elements.


Wearable Clip
Use the clip to attach the light to your hat, shirt, shorts, socks, headband, backpack, dog collar (we could go on).


Charge Indicators
When Plus Free is running low on battery, a red ring will light up around the button. This ring will also show when charging, and turn off once fully charged.

Technical Specifications

BULB TYPE Chip On Board (COB) LEDs
LIGHT OUTPUT 20 lumens
RUN-TIME Eco-Flash: 40 hrs, Steady: 2 hrs
CHARGE TIME 2 hrs
WATERPROOF Yes, IP67 rating
LIGHT MODES 5
RECHARGEABLE Yes (integrated USB-A connector)
DIMENSIONS H: 66 mm x W: 24 mm x L: 14 mm
WEIGHT 17 gm / 0.6 oz
LOW BATTERY INDICATOR Yes
OPERATING TEMP -20 to 50 °C / -4 to 122 °F
OPTIMUM CHARGING TEMP 20 to 22 °C / 68 to 72 °F (Room Temperature)
SKU 1620122621009
Barcode # 9328389028653
Brand Knog
Shipping Weight 0.0170kg

Plus Free Rear Black

SKU: 1620122621009
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$29.00
RRP $29.99
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Sale price
$29.00
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Plus Free Rear Light is a super-bright, wearable and USB rechargeable clip-on red light. Perfect for increasing your visibility when running, cycling or to light up an outdoor space with red light at night.

No Ordinary Light

Our most versatile red light ever. Clip to your pocket, sleeve, sock, laces, backpack etc, to ensure you're seen and safe on the roads or trails.

  • Be seen from up to 450 metres away
  • Integrated USB-A connector for cable free charging
  • Waterproof with IP66 rating
  • Wearable
  • Ultralight at just 17 grams
  • Up to 40 hr runtime

Light Modes

MODE MAX LUMENS RUNTIME
Steady 20 2 hrs
Strobe 20 8.5 hrs
Pulse 20 4.5 hrs
Fancy Flash 20 10 hrs
Eco Flash 20 40 hrs

Design & Tech


It's An Impressive Wearable Light.
Simple, effective and packed with features that make it a pleasure to wear.


Latest COB Technology
Efficient Chip on Board (COB) LEDs provide maximum brightness level for up to 90% of the battery burn time.


Integrated USB Connector
Plus Free plugs directly into USB-A ports & is designed to be exposed to the elements.


Wearable Clip
Use the clip to attach the light to your hat, shirt, shorts, socks, headband, backpack, dog collar (we could go on).


Charge Indicators
When Plus Free is running low on battery, a red ring will light up around the button. This ring will also show when charging, and turn off once fully charged.

Technical Specifications

BULB TYPE Chip On Board (COB) LEDs
LIGHT OUTPUT 20 lumens
RUN-TIME Eco-Flash: 40 hrs, Steady: 2 hrs
CHARGE TIME 2 hrs
WATERPROOF Yes, IP67 rating
LIGHT MODES 5
RECHARGEABLE Yes (integrated USB-A connector)
DIMENSIONS H: 66 mm x W: 24 mm x L: 14 mm
WEIGHT 17 gm / 0.6 oz
LOW BATTERY INDICATOR Yes
OPERATING TEMP -20 to 50 °C / -4 to 122 °F
OPTIMUM CHARGING TEMP 20 to 22 °C / 68 to 72 °F (Room Temperature)
SKU 1620122621009
Barcode # 9328389028653
Brand Knog
Shipping Weight 0.0170kg