LEDLENSER MH4 Rechargeable Headlamp – Lightweight, Focused, and Field-Ready
Engineered for the active adventurer, the LEDLENSER MH4 Rechargeable Headlamp delivers lightweight efficiency, multi-power capability, and high-performance illumination in a compact and versatile design. Whether you're hiking after sundown, setting up camp, fishing at dawn, or reading maps in the dark, the MH4 ensures you're equipped with the right beam at the right moment — without the bulk or complexity.
Weighing just 94 grams, this 3-ounce lighting solution combines LEDLENSER’s advanced optical innovation with rugged reliability, making it a favorite for those who demand portability without compromise.
🔦 Powerful Illumination with Smart Beam Control
Featuring a High-Power LED, the MH4 produces up to 400 lumens of focused white light, along with a secondary red light mode that preserves night vision — perfect for stealth, astronomy, or quiet campsite adjustments.
ModeLumensBeam DistanceRuntimeHigh Power400 lmUp to 180 metersUp to 4 hoursLow Power20 lmUp to 40 metersUp to 35 hoursRed ModeSoft glowShort-rangeExtended runtime
The beam itself is fully adjustable thanks to LEDLENSER’s patented Advanced Focus System. Quickly twist the bezel to shift between:
Flood Beam: For wide-area visibility and close-range tasks
Spot Beam: For directed light and long-distance visibility
🔋 Hybrid Power System – Stay Charged or Swap on the Go
Never let your lighting be held hostage by power limits. The MH4’s dual power capability gives you total freedom:
Primary: 1 x 14500 3.7V Li-ion rechargeable battery (included)
Backup: 1 x standard AA battery (user-supplied)
Recharge using the included magnetic USB cable for quick and effortless power replenishment. In off-grid environments, simply insert a standard AA battery and keep going — the MH4 is ready for any terrain or timeline.
🧠 Simplified Operation, Tactical Flexibility
The MH4 is designed for one-handed operation, even in gloves or wet conditions. Its top-mounted multifunction switch allows quick cycling through modes. The headlamp also features:
Detachable Lamp Unit: Remove from the headband to use as a handheld flashlight or clip-on torch (for belts, straps, pockets, or MOLLE gear)
Transportation Lock: Prevents accidental activation in your pack or pocket
🛠️ Built to Brave the Outdoors
The MH4 is compact but durable — rated IP54 water- and dust-resistant, it’s built to handle splashes, rain, and rough terrain. Whether you're navigating dense forests or trekking through dry, dusty trails, the MH4 won’t back down.
Head Diameter: 31 mm
Weight: 94 g (with battery)
IPX4 water resistance: Protects against splashes from any direction
IP5X dust resistance: Sealed against limited dust ingress
📊 Technical Specifications
FeatureSpecificationLED Configuration1 x High Power LEDLuminosityMAX: 400 lm / MIN: 20 lmLighting RangeMAX: 180 m / MIN: 40 mBattery DurationMAX: 35 h / MIN: 4 hBeam TechnologyAdvanced Focus System (Spot to Flood)Red Light ModeYesBattery Type1 x 14500 Li-ion (rechargeable)Battery Capacity2.77 WhBackup Battery1 x AA (Alkaline)RechargeableYes (Magnetic USB Cable)Head Diameter31 mmWeight94 gWater ResistanceIPX4Dust ResistanceIP5XTransportation LockYesCountry of OriginChina
🌄 Perfect For:
Outdoor Adventures (Camping, Hiking, Climbing)
Urban Night Walks or Jogging
Tactical, Emergency & Utility Work
Fishing, Hunting, Stargazing
Portable Tool for Field Technicians or Handymen
🌟 Why Choose the LEDLENSER MH4?
✅ Featherlight yet powerful — ideal for long hours of wear
✅ Dual power design keeps you lit on-grid and off
✅ Easy one-hand control in all environments
✅ Red night-vision mode for stealth, safety, and subtlety
✅ Swappable design lets you convert from headlamp to handheld torch
✅ Engineered durability for real-world field use
Whether you're conquering summits, working in tight spaces, or just preparing for a power outage, the LEDLENSER MH4 Rechargeable Headlamp delivers reliability, adaptability, and pure performance in a sleek, minimal package.
