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Using 4 high-efficiency red LEDs and an 800mAh high-capacity Li-ion battery, TR100 is a powerful rear light with max 100 LED lumens for daytime riding and max 26 hours of runtime on low mode. The light is easy to use with a USB C charging port and also usable on rainy days with IPX6 water-resistance design.

Be visible daytime and night

4 high-efficiency red LEDs with max 100 lumens on warning flashing mode for daytime riding;

3 constant modes and 2 flashing modes for various night riding environments

Stylish lens with special optical design

Providing clear rear and side visibility to maximize your safety

Clip mounting with quick-release function

Slide the light in or out from the mount easily in your daily use;

The light can also be clipped to some compatible saddle bags or backpacks directly

Rubber strap mount with angle adjustable bracket

Integrated design with great compatibility for both round and aero seatposts;
Angle adjustable bracket for the best viewing angle and max visibility

USB-C charging port

Reversible connector to charge the light easily and no need to flip around looking for the correct orientation;
Built-in blue charging indicator

IPX6 water-resistance

The light could be used when riding in the rain. (Please make sure the cap of the charging port is securely mounted after charging)

Product Features

1. Eye-catching flashing with max 100 LED lumens, providing great visibility for daytime riding

2. Stylish lens with special optical design, providing clear rear and side visibility

3. Auto power save and indicator for low battery

4. USB-C charging port for convenient use

5. Compatible with round and aero seatposts

6. Intelligent memory circuit remembers the last used brightness level and mode when turned on again

Tech Specifications

LED: 4* high-efficiency red LEDs

Battery: 800mAh/3.7V rechargeable Li-ion battery

Dimensions (light unit): 38mm (L)*25mm (W)*57mm (H)

Weight (light unit): 50g

Design and specifications are subject to change without notice.

Customer Reviews

Based on 21 reviews
Gordon Lewis
Excellent rear light

Very bright, well made, and with a long lasting battery. The best bike light I've ever had.

Bike rider

Amazing! It makes a big difference in my daily night rides

Dean Gray
Super Light

This a great rear light, with a super long battery life.

Bon matériel

Belle qualité qui inspiré confiance. Ça a l'air du solide. Je vais le rester prochainement sur un périple en bike parking !

Gary Stevens

Excellent product, good fit to mount and very bright light. Highly recommended