Product Highlights:
Model: SY-8502 (External Battery Version)
Light Source: SY-8502A - Dual beam white laser (White light + Yellow light)
Lumens & Range: 600-800 lumens | Beam distance up to 800m
Material: Durable aluminium alloy + ABS
Zoom Function: Telescopic zoom for adjustable focus
Waterproof Level: IPX4 - Weather-resistant for outdoor use
Adjustable & Comfortable:
90 adjustable headlamp angle for optimal visibility
Lightweight design (180g total) - Perfect for long-term wear
Translucent fluorescent strips for enhanced visibility at night
Advanced Control System:
Three-button design:
Power switch
Motion sensor switch
Rear light switch (on battery pack)
Switch to motion-sensing mode in any lighting level - wave to turn on/off
Memory function - resumes previous lighting mode when powered on
Auto shut-off after 7 seconds of inactivity in any mode
Lighting Modes (Main Headlamp):
White High Beam
White Low Beam
Yellow High Beam
Yellow Low Beam
Power & Charging:
Powered by 2 x 18650 batteries
Fast charging via Type-C USB
Digital battery level display (percentage)
Charging indicator: green lightning symbol when charging
What's in the box
1 x SY-8502 Headlamp
1 x Adjustable Head Strap
1 x USB Type-C Charging Cable
2 x 18650 battery
