SIGMA Aura 100 Front Light + Hiro 50 Link Rear Light

Smart Bike Lights Set with LINK Connectivity, Stoplight, and StVZO Approval

With up to 100 lux, a beam range of 110 meters, smart LINK connectivity, an automatic stoplight, and StVZO approval, this set offers optimal visibility and safety - day and night. The HIRO 50 LINK ensures additional visibility for following road users - day and night - thanks to its smart stoplight function and integrated emergency stoplight. Thanks to smart LINK connectivity, the front and rear lights can be conveniently controlled together. Modern features such as AUTO mode, a USB-C charging port, long battery life, and smart safety features make this set the ideal companion for everyday use, training, and long rides.

Features of the Aura 100 Front Light + Hiro 50 Link Rear Light:

Luminous Intensity
With up to 100 lux and a beam range of 110 meters, the AURA 100 LINK delivers a uniform and powerful light pattern for roads, bike paths, and dark forest trails. Thanks to a high-quality focusing lens, you’ll enjoy even illumination without blinding oncoming traffic.

Brake Light Function
When you brake, the LEDs react automatically and signal your braking maneuver to following road users in real time. The integrated emergency brake light emits a highly visible warning signal during sudden braking, providing additional safety on the road.

LINK connectivity
Smartly connected within the SIGMA ecosystem. Using the SIGMA RIDE app, you can seamlessly integrate the AURA 100 LINK and the HIRO 50 LINK into your digital bicycle ecosystem. Check the exact battery status at any time, install the latest firmware updates, and assign custom device names for better organization. In addition, the HIRO 50 LINK can be conveniently controlled directly via the AURA 100 LINK.

USB-C Charging
Thanks to USB-C, both lights can be charged quickly and easily. The dual battery indicator shows the charge level of the front and rear lights at all times.

Five-Level Display
Five lighting modes allow for optimal adaptation to any riding situation - from energy-saving Eco mode to maximum light output for nighttime riding.

Dual Battery Indicator - Everything at a Glance
The AURA 100 LINK’s dual battery indicator keeps you informed at all times about the charge level of the front and rear lights

Long battery life
This set of bike lights impresses with its long-lasting performance for everyday use and long-distance rides.
Battery life:
AURA 100 LINK: up to 12 hours
HIRO 50 LINK: up to 11 hours
Charging times:
AURA 100 LINK: approx. 4.5 hours
HIRO 50 LINK: approx. 3 hours

Automatic brightness adjustment
The built-in brightness sensor automatically detects changes in lighting conditions and dynamically adjusts the light output. Whether in a tunnel, on a forest trail, or at dusk: The AURA 100 LINK automatically regulates light output between 25 and 100 lux, thereby optimizing visibility and battery life.

Tool-Free Installation Installation & Weather Protection
Installation of the AURA 100 LINK and HIRO 50 LINK is quick and completely tool-free. Flexible mounts ensure a secure hold on the handlebars and seatpost. An extended silicone mount is available as an option for aero seatposts. With IP44 splash protection, the lighting set remains reliably operational even in the rain.

Scope of delivery:

• Aura 100 front light
• Hiro 50 Link taillight
• USB-C cable
• USB charging plug
• Silicone mount, screw-on mount