SEEMEE R300 Smart Radar Taillight
"The building quality is phenomenal, the design modern, battery life superb, accuracy better than Varia. This is next level radar with super shine light."
-Savvas. ✔ Verified Purchase ★ ★ ★ ★ ★
Features at a Glance:
✔ ANT+ Radar System
✔ Compatible with Bike Computers
✔ Max Output: 300 Lumens
✔ Max Runtime: 100 Hours
✔ 2400m Visibility
✔ Max Detection Distance: 140 m
✔ 270° Wide Viewing Angle
With its state-of-the-art radar technology, the SEEMEE R300 is not just a taillight. It's a proactive safety measure. It detects approaching vehicles up to 140 meters distant, tracking speeds from 5 to 100 km/h. This proactive monitoring dramatically reduces rear-collision risks, whether from fast-moving vehicles, e-bikes, or casual riders, giving you peace of mind on the road.
A GAME-CHANGER IN CYCLING SAFETY
SEEMEE R300
SMART RADAR TAILLIGHT
300 LM | 270° Wide Viewing Angle | PelotonSync Flash | 100 Hrs
VIDEO
LIGHT MODES
| MODE | LOW | HIGH | NIGHT FLASH |
DAY FLASH |
ECO FLASH |
GROUP RIDE MODE |
ONLY RADAR MODE |
|
|---|---|---|---|---|---|---|---|---|
 LUMENS
|
15LM | 50LM | 10/50LM | 0/100LM | 0/3/3/10LM | 5LM | 1LM | |
 h:min
|
RADAR ON | 14:30 | 08:00 | 11:54 | 16:12 | 24:00 | 20:06 | 26:18 |
| RADAR OFF | 32:42 | 19:30 | 26:30 | 38:24 | 100:00 | 54:00 | / | |
RADAR MODES
| RADAR FLASH INDICATOR | RADAR NIGHT FLASH | RADAR DAY FLASH | RADAR FLASH OFF | ONLY RADAR MODE | |||
|---|---|---|---|---|---|---|---|
| MODE | ECO FLASH | LOW | NIGHT FLASH | HIGH | DAY FLASH | GROUP RIDE MODE | LIGHT UP IN THE LAST SELECTED RADAR FLASH MODE |
|
LUMENS |
0/60LM | 0/300LM | 0LM | 0/300LM | |||
REAR TRAFFIC WARNING
The SEEMEE R300 triggers a 300-lumen alert at 70m vehicle proximity, with smart dimming for safe, friendly visibility.
RADAR DETECTION
Alerts you to approaching vehicles from 140 m behind with visual and audible prompts; it's got your back, even around bends, with a 35° watchful eye.
BOOST VISIBILITY
Enjoy unparalleled 270-degree visibility that keeps you visible and safe, even from a distance of up to 2.4 kilometers.
COMPATIBLE BIKE COMPUTERS
Seamlessly integrates with leading cycling computers like Garmin, Wahoo, and Hammerhead, providing instant traffic updates.
LONG-LASTING BATTERY
With a robust 3350mAh battery, it powers through for a remarkable 100 hours. Rapid recharge in a mere 2.15 hours via USB-C.
PELOTONSYNC FLASH
Intuitively harmonizes flash patterns among nearby compatible taillights, amplifying visibility and team style on the road.
DUAL BUTTON CONTROL
Simple, efficient, and fun, with separate buttonsto manage taillight and radar features.
SMART LOCK SYSTEM
A lock feature to stop accidental turns-on saving your battery big time.
AUTO WAKE-UP
The SEEMEE R300 automatically clozes off after 5 minutes of inactivity and springs back to life with any vibration.
EASY TO MOUNT
A quarter-turn mount ensures fast and secure attachment to most seat posts.
IPX6 WATERPROOF
Built to defy the elements, the lPX6 standard safeguards flawless functionality, rain or storm.
| MAX OUTPUT | 300 Lumens |
| MAX RUNTIME | 100 Hours |
| RADAR FREQUENCY | 24GHz-24.25GHz |
| MAXIMUN DETECTION DISTANCE | Up to 140 meters |
| MAXIMUN DETECTION TARGET AMOUNT | 8 |
| HORIZONTAL DETECTION ANGLE | 35° |
| VERTICAL DETECTION ANGLE | 45° |
| RELATIVE SPEED OF DETECTABLE TARGETS | 5-100 km/h |
| WIRELESS PROTOCOL | Bluetooth, ANT+ |
| VISIBILITY ANGLE | 270° |
| BATTERY SOURCE | 3.6V 3350mAh |
| LENS/REFLECTOR TYPE | PC optical lens |
| CHARGING TIME | 2.15 hours (5V, 2A) |
| WARRANTY | 3.99 oz (113g) |
| DIMENSIONS | 1.14" x 1.34" x 3.78" (29 x 34 x 96 mm) |
Compatible Bike Computers
| Garmin | Edge ® 840; Edge ® 540; Edge ® Explore 2; Edge ® 1040; Edge ® 1030 Plus; Edge ® 130 Plus; Edge ® 830; Edge ® 530; Edge ® Explore 10; Edge ® 520 Plus; Edge ® 130; Edge ® 1030; Edge ® 820; Edge ® Explore 1000 15; Edge ® 520; Edge ® 25; Edge ® 1000; Edge ® 510; Edge ® 810; |
|---|---|
| Bryton | Rider 750 SE; Rider S800 540; Rider 750; Rider 460; Rider 420; |
| Magene | C606 (compatible but not with radar ANT+) |
| SIGMA SPORT | ROX 12.1 EVO (compatible only with radar ANT+, not lights ANT+) |
| Stages Cycling | Stages Dash M200; Dash M50/L50 |
| Hammerhead | Karoo 2; Karoo 3 |
| Wahoo Fitness | ELEMNT ROAM |
| Bontrager | Trek - RIDEtime Elite (compatible only with lights ANT+, not radar ANT+); Transmitr Remote |
| Pioneer | GPS computer- SGX-CA600 |
PAIR WITH A BIKE COMPUTER
Turn on SEEMEE R300 and activate its radar function.
Turn on your bike computer, go to Menu>Sensors > Add Sensors > Radar > Search All.
Select SEEMEE R300 (random number), and click "Add".
When pairing successfully, the sensor shows that "Radar" and "Lights" are connected.
* Place your bike computer and taillight within 3 meters. Keep 10 meters away from other ANT+ sensors when pairing.
VIEW RADAR ON YOUR BIKE COMPUTER
The vehicle position moves up the column as a vehicle gets closer to your bike. The threat level changes color based on the potential level of threat.
Green indicates no vehicle is detected. Orange indicates a vehicle is approaching. Red indicates a vehicle is approaching at a high rate of speed.
If your bike computer is set to sound or vibrate, it will sound an alarm when it detects the first vehicle. After the threat is eliminated and a new approaching vehicle is detected, the computer will sound an alarm again.
CUSTOMIZE RADAR ALERT SETTINGS
Turn on your bike computer, select Menu > Sensors>Radar (corresponding number) > Sensor Details > Alert Settings.
Select an option.