MACHFALL Automatic High/Low Beam Smart Sensor Bike Light
2500 lumens | Dual LEDs | Quick-release mount | 5000mAh high-capacity battery | IPX-5 waterproof
🌟 Product Highlights
2500 lumens of ultra-bright illumination; dual LED design with high and low beams, providing road illumination comparable to car headlights.
Smart sensor system: automatic high/low beam switching, light-sensing dimming, and auto-off when stationary.
5000mAh high-capacity battery, ultra-long battery life of 3–12 hours, meeting the needs of night riding, commuting and long-distance journeys.
Garmin quick-release mount, compatible with mainstream cycle computer mounts on the market, ensuring secure and convenient installation.

IPX-5 waterproof rating, ride in all weathers without fear of wind or rain.

Type-C fast charging for greater convenience and peace of mind on the go.

📦 Product Specifications Overview
Item    Specification
Brightness    2500 lumens (maximum)
LEDs    Dual LEDs (low beam + high beam)
Battery Capacity    5000mAh
Battery Life    3–12 hours (depending on mode)
Charging Method    Type-C
Water Resistance    IPX-5
Material    Aluminium alloy
Weight    Approx. 210g
Dimensions    45 x 48 x 65 mm
Mounting    Garmin quick-release mount / Strap-on mount (compatible with handlebars up to 6cm in diameter)
Sensors    Light sensor, automatic high/low beam, auto-off when stationary, shake-to-wake

🧠 Smart Sensing System: Making your bike lights smarter
🌗 Light Sensor
Built-in light sensor detects ambient brightness in real time:
The darker the environment → the brighter the light
The brighter the environment → the light automatically dims to save energy

🚗 Automatic High/Low Beam
On unlit or dark roads → high beam automatically activates
Oncoming traffic → automatically switches to low beam to prevent glare
After the vehicle has passed → automatically returns to high beam

🛑 Auto-Off on Standby + Vibration Wake-Up
Stands still for 1 minute → Lights turn off automatically
Detects vibration → Lights turn on automatically
No operation for 1 hour → Automatically powers off to conserve battery

💡 Six Lighting Modes, Switch at Will
Mode    Brightness    Suitable Scenarios
Low Beam    200 lumens    City commuting, well-lit roads
Medium Low Beam    800 lumens    General night riding, park paths
High Low Beam    1200 lumens    Mountain trails, forest tracks, challenging terrain
Flashing High Beam    1000 lumens    Warning, daytime riding
High High Beam    1400 lumens    Dark roads, high-speed descents
Full Power (Low + High)    2500 lumens    Extreme darkness, off-road, pathfinding
Operation:
Press and hold for 1.5 seconds to turn on
Press briefly to switch modes
Double-click to activate high beam
Press and hold for 3 seconds to turn off

🔋 Battery indicator, stay informed
Press the switch briefly whilst the light is off to check the battery level at a glance:
Steady green light → 100%
Steady red light → 50%
Flashing red light → ≤20% (approx. 30 minutes of remaining runtime)

🔧 Flexible mounting options, high compatibility
Garmin quick-release mount: Compatible with mainstream cycle computer mounts and under-seat mounts
Strap-on mounting: Suitable for handlebars up to 6cm in diameter, no tools required
Included adapter: Suitable for a wider range of mounting scenarios

🌧 All-weather waterproofing, ride through wind and rain with confidence
IPX-5 waterproof design, easily handles heavy rain, street-cleaning hoses and muddy roads, suitable for all-weather cycling.

📦 Package Contents
Light unit ×1
Garmin quick-release mount ×1
Strap mount ×1
Type-C charging cable ×1
Under-seat adapter ×1
User manual ×1

🔍 Keywords
Bicycle lights, night riding lights, smart sensor bike lights, automatic high/low beam, Garmin-compatible bike lights, mountain bike lights, road bike lights, Type-C charging bike lights, high-lumen bike lights, IPX5 waterproof bike lights, MACHFALL bike lights, cycling gear, night lights, high-intensity bike lights, 5000mAh bike lights

📌 Suitable for
Urban commuters
Night-time cycling enthusiasts
Mountain bikers
Long-distance cyclists
Parents who prioritise safety