RN 400 adopts a high-efficiency optical lens with a maximum output of 400 lumens. All in one design bike headlight is suitable for urban riding and daily commuting. The anti-glare light distribution with a safe cut-off line is to reduce visual distractions for motorists, cyclists, or pedestrians. Equipped with a fast-charging USB-C port, RN 400 supports a large charging current, effectively reducing charging time. Designed with a Garmin mount, RN 400 can be tightly installed on the helmet, handlebar, or under GoPro camera. With an IPX7 waterproof rating, it's a reliable companion for your daily riding.


⋙⋙ High-Efficiency Optical Lens

⋙ Featuring high efficient optical lens and side lighting design, RN 400 provides a max 400-lumen output and get riders more conspicuous.

⋙⋙ Anti-Glare Beam Design

⋙ RN 400 adopts the anti-glare lens, which will level off the upper light to avoid light that intrudes with coming traffics to increase riders’ safety on the road.

⋙⋙ Fast USB Type C Charging

⋙ The smart charging indicator will show you everything and save more time with the fast USB-C charging features.

⋙⋙ Easy-to-Read Battery Indicator

⋙ Simply one tab the power button to activate the battery indicator when it’s on standby mode.

⋙⋙ Superior Waterproof Rate

⋙ With a certified IPX7 waterproof rating, RN 400 is able to withstand water immersion up to one-meter depth for 30 mins.

⋙⋙ Convenient General Compatible Garmin Mount

⋙ Designed with a convenient Garmin mount and adjustable straps, RN 400 can be easily and tightly install on a helmet, front mount, or under your Gopro camera.

⋙⋙ Great Heat Dissipating & Tough Quality

⋙ Made by durable heat-dissipating A6061-T6 aluminum material and processed with military spec oxidation, RN 400 gives you a cool and tough feeling in hand.

⋙⋙ Friendly UI

⋙ Simply long press to turn the light on/off and double press to switch different modes. A short tap to switch the brightness settings and flash modes.

⋙⋙ Using Scenarios

⋙ Whether you are riding in an urban area or daily commuting, RN 400 will be your best riding companion.

⋙⋙ Running Time

⋙ RN 400, featuring an increditably runtime and friendly UI, will be your best riding companion on the road.

⋙⋙  Specification


General Data
Beam Distance (ft)
Beam Distance (m)
Max. Performance (lumens)
Charge type
USB-C Charging
Max. Runtime (hours)
7 hours
Compatible Batteries
3.7V 9000mAh
Light Source
Luminus SST-20
Light Form
Lumius SST-20
Lens / Reflector Type
Anti-glare Lens
Mode Operation
Side Switch
Form/Size Factor
Medium size
Bike Light Series
Lighting Levels
LEVEL 1 (lumens)
Run-time LEVEL 1
6.5 hours
LEVEL 2 (lumens)
Run-time LEVEL 2
3 hours 10 mins
LEVEL 3 (lumens)
Run-time LEVEL 3
1 hours 40 mins
LEVEL 4 (lumens)
Flash 1(0-200lumens)
Run-time LEVEL 4
7 hours
LEVEL 5 (lumens)
Flash 2(0-200lumens)
Run-time LEVEL 5
5 hours 30 mins
Technical Characteristics
Weight (g / oz)
Length (mm / in)
Width (mm / in)
Height (mm / in)
Urban Riding, Daily Commuting, Road Cycling
Package Contents
RN 400 x 1
Handlebar Mount x 1
GoPro Mount x 1
Silicone Strap x 4
USB-C Cable x 1
3 mm Hex x 1
User Manual x 1
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RN 400 User Manual.pdf 618kb Preview