SIGMA Hiro 50 Rear Light

LED Bike Taillight with Brake Light Function

Greater visibility. Greater safety. Day and night.

The SIGMA HIRO 50 is a modern LED bike taillight with a smart brake light function, integrated emergency brake light, and StVZO approval. Designed for commuters, road cyclists, gravel bikes, and everyday use on the road, this compact taillight ensures maximum visibility and added safety with every braking maneuver. With a visibility range of up to 500 meters, a USB-C charging port, and up to 11 hours of battery life, the HIRO 50 combines modern lighting technology with a design suitable for everyday use. Sleek. Lightweight. Eye-catching. The compact and modern design blends unobtrusively into modern bicycle setups while ensuring high visibility in traffic.

Highlights of the SIGMA Hiro 50 Rear Light

Brake light function
The built-in accelerometer automatically detects braking and activates the smart brake light function in a fraction of a second.

Visibility
Safety starts with visibility. This is ensured by rear visibility of up to 500 m, high side visibility for better detection, and the highly attention-grabbing brake light functions with an integrated emergency brake light.

USB-C
Thanks to the modern USB-C connection, the bike taillight can be charged quickly and easily.

Long Battery Life
The built-in rechargeable battery provides up to 11 hours of light, making it perfect for long rides, commutes, and training sessions. The 3-level rechargeable battery indicator reliably shows the current battery level at all times.

FLEXIBLE MOUNTING for any bicycle setup

• The slim and lightweight housing blends discreetly into modern bicycle setups while ensuring high visibility in traffic.
• Tool-free installation takes just a few seconds and fits nearly all standard seatposts.
• An extended silicone strap is available as an option for aero seatposts.
• With IP44 splash protection, the HIRO 50 remains reliably operational even in rain and changeable weather.
• Whether commuting to work, training, or on a weekend ride—this taillight was designed for everyday use.