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Designed for long-haul running enthusiasts and competitors, the Silva Trail Runner 4 Ultra headlamp lights up the night with a wide beam, anti-slip headband, dual battery packs and 350-lumen output.

  • Features

    • Intelligent Light® combines a wide floodlight in front of you and a long spot beam ahead of you for less head movement and fatigue, better control and improved balance
    • IPX5 rating means this is moderately water-resistant; it can withstand low-pressure water streams from any angle
    • A blend of performance, low weight and comfortable fit creates a small size and powerful output to give you an outstanding ratio of lumens per gram
    • Dual battery packs include a 2.4Ah USB-rechargeable battery with multiple attachment options and an 3x AAA compact battery case for extra power (AAA batteries not included)
    • Battery pack comes with an extension cord, allowing you to carry it in your pocket to save battery life by keeping it warm
    • Included Silva Tyto safety light helps make you visible in the dark
    • Green/red LED battery indicator
    • 4 hr. recharging time via USB
    • Light modes: Blink, Max, Med and Min
    • Made of ABS plastic, aluminum, polycarbonate and thermoplastic urethane


    View all Silva LED Headlamps
  • Technical Specs

    Best Use


    Bulb Type


    Bulb Detail

    2 semi-high-power LEDs

    Beam Type

    Flood / Spot

    Max Light Output (Lumens)

    350 lumens

    Light Output

    High: 350 lumens; low: 50 lumens

    Max Beam Distance (m)

    75 meters

    Beam Distance

    High: 75 meters; low: 20 meters

    Brightness Levels




    Average Run Time

    USB: 5 hrs. (Max)/10 hrs. (Med)/18 hrs. (Min); AAA: 25 hrs. (Max)/40 hrs. (Med) / 90 hrs. (Min)

    Regulated Output





    2.4Ah lithium polymer/3x AAA case


    25 x 2.5 x 1.5 inches

    Weight With Batteries

    2.96 ounces

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