ANT+ CONNECTIVITY
Seamlessly connects with compatible bike computers for integrated lighting control and status monitoring.
EVO 1700 UT + SEEMEE 400 DI2 SMART BIKE LIGHT BUNDLE
Max Output
1700 / 400
lumens
Max Runtime
17 / 107
hours
Smart Connectivity
ANT+
Support
Synchronized Lighting
FTR LightSync
Support
BATTERY
5200 / 1600
mAh
Weight
175 / 80
g
BEAM PATTERN
FL: High beam + Low beam
MAX THROW
FL: 205
m
Group Ride Sync
TL: Pelotonsync Flash
Support
OptiTracing Light
TL: 360°
Visibility
FL
Front Light
TL
Tail Light
Paired values:
Front / Tail.
Unmarked features apply to both lights.
| MODE | LUMENS | RUNTIME | |
|---|---|---|---|
| LOW BEAM | LOW | 200 LM | 17:00 |
| MEDIUM | 400 LM | 09:00 | |
| HIGH | 800 LM | 05:00 | |
| HIGH BEAM | LOW | 400 LM | 10:00 |
| MEDIUM | 800 LM | 05:00 | |
| HIGH | 1700 LM | 03:00 | |
| FLASH | DAY FLASH | 0–1700 LM | 10:30 |
| NIGHT FLASH | 400–1700 LM | 06:00 | |
Runtime shown in hours and minutes
h:min
| MODE | LUMENS | RUNTIME | |
|---|---|---|---|
| MAIN LIGHT | OPTITRACING LIGHT | h:min | |
| LOW | 15 LM | 15–0 LM | 19:00 |
| HIGH | 90 LM | 90–0 LM | 08:30 |
| NIGHT FLASH | 45–75 LM | 60 LM | 08:30 |
| DAY FLASH | 400–0 LM | / | 18:00 |
| ECO FLASH | 30/0 LM | / | 107:00 |
Runtime shown in hours and minutes
h:min
Swipe horizontally to view all specifications
EVO 1700 UT + SEEMEE 400 Di2 Smart Bike Light Bundle
EVO 1700 UT SMART INTEGRATED BIKE LIGHT
EVO 1700 UT is a fully integrated, high-performance bike light system engineered for advanced road cyclists who demand precision, connectivity, and system-level control. Built as a flagship platform, it represents a new level of integration between lighting, drivetrain, and cycling electronics.
FTR LIGHTSYNC CONTROL
Synchronizes compatible front and rear lights for a smarter, more connected lighting system.
SHIMANO DI2 CONTROL
Operate the light directly from Shimano Di2 shift levers for effortless hands-on-bar control.
MAGICLOCK™ MOUNTING
Exclusive MagicLock™ system enables instant installation with secure, rock-solid retention on any ride.
1700LM DUAL-BEAM OUTPUT
1700 lm high beam reaches up to 206 m, while the cut-off beam delivers wide, glare-free road illumination.
ADVANCED OPTICAL DESIGN
Large optical module with a blue-coated lens maximizes light transmission while enhancing visual performance.
LONG RUNTIME & FAST CHARGING
Dual 18500 batteries (5200 mAh) provide up to 17 hours of runtime and recharge in just 3 hours via USB-C.
IPX6 WEATHER PROTECTION
IPX6-rated waterproof construction ensures reliable performance in rain and demanding riding conditions.
Enhanced Side Visibility
Enhanced side visibility improves safety in multi-angle traffic.
SEEMEE 400 ANT+ SMART TAILLIGHT
The SEEMEE 400 takes the SEEMEE 300 to the next level with 360° visibility and a high-transparency optical light guide for enhanced safety. Featuring FTR LightSync, synchronized group flashing, smart brake alerts, vibration wake-up, and ANT+ connectivity, it delivers smarter control and greater confidence on every ride.
LONG-LASTING BATTERY
A massive 1600mAh battery, delivering up to 400 lumens and 107 hours runtime.
360° OPTITRACING LIGHT
Casts a red beam in every direction-stay visible from all sides. No blind spots.
ANT+ COMPATIBILITY
ANT+ compatibility for seamless sync with cycling devices via your bike computer.
FTR LIGHTSYNC SYSTEM
Control your whole setup—front and tail lights in perfect sync via MJ-6558 remote.
SMART BRAKE SENSOR
Built-in motion sensor, automatically switches to maximum output when you hit the brake.
PELOTONSYNC FLASH
Ride as one, flash as one. Syncs up for stronger group visibility and safety.
ALL-WEATHER READY
IPX6 waterproofinghandlesrain, splash, and storm-ride on.
TWIST & LOCK
Quarter-turn and done-mount to your saddle rail or seatpost in seconds.
LOCKOUT FUNCTION
Activate transport mode to keep it off.
Noaccidental switch-ons, no wasted power.
FAST CHARGING
Mode memory function, easy-to-read indicators and USB-C rechargeable, 2.5 hour fast charging keep it shining strong.
PRODUCT COMPARISON
Compare different products based on their features.
| MODEL | 
EVO 1700 UT
| 
EVO 1700 PRO
| 
SEEMEE 400
| 
SEEMEE 300
|
|---|---|---|---|---|
| Max Lumen | 1700 lumens | 1700 lumens | 400 lumens | 300 lumens |
| Optitracing Light | 360° | 360° | ||
| Max Runtime | 17 hours | 14 hours | 107 hours | 200 hours |
| ANT+® | ||||
| Shimano Di2 Control | ||||
| FTR LightSync Control | ||||
| PelotonSync Flash | ||||
| Waterproof Rate | IPX6 | IPX6 | IPX6 | IPX6 |
| Battery Capacity | 5200 mAh | 4400 mAh | 1600 mAh | 1600 mAh |
| Charger | USB-C | USB-C | USB-C | USB-C |
| Charging Time | 3 hours (5V, 2A) | 3 hrs (5V/2A) | 2-2.5hours(5V / 0.3-1A) | 2 hours (5V/1A) |
| Weight | 175 g | 165 g | 80 g | 80 g |
| Dimension | 44*51*57 mm | 42*51*57 mm | 64*32*35 mm | 64*32*35 mm |
| Material | Aluminum alloy + plastic | Aluminum alloy + plastic | Aluminum | Aluminum |
| Mounting System | Magnetic Snap-and-Lock | Magnetic Snap-and-Lock | Quarter-turn mount | Quarter-turn mount |
EVO ACCESSORIES
EVO Series MountQuick-Release Replacement Bracket
Sale priceFrom $6.99 USD
Bracket Type:
EVO 1700 / EVO 1100 — Black
