Eskuliburuak+

Nitecore NU25 MCT UL

Nitecore NU25 MCT UL 400 Lumen Ultralight USB-C Rechargeable Headlamp Argibide eskuliburua

Model: NU25 MCT UL

Marka: Nitecore

1. Sarrera

This manual provides detailed instructions for the Nitecore NU25 MCT UL 400 Lumen Ultralight USB-C Rechargeable Headlamp. Please read thoroughly before use to ensure proper operation and maintenance.

2. Paketearen edukia

The Nitecore NU25 MCT UL package includes:

  • Nitecore NU25 MCT UL Headlamp
  • USB-C-tik USB-C-ra kargatzeko kablea
  • Elastic Cord Headband (Black)
  • Difusioa Gauza Zakua
  • Nitecore eranskailua
Nitecore NU25 MCT UL headlamp with included USB-C charging cable and Nitecore sticker.
Figure 1: Nitecore NU25 MCT UL headlamp with included USB-C charging cable and Nitecore sticker.

3. Konfigurazioa eta lehen erabilera

3.1. Burua kargatzenamp

The NU25 MCT UL features a built-in rechargeable Lithium Ion battery.

  1. Locate the USB-C charging port on the side of the headlamp.
  2. Open the protective cover of the USB-C port.
  3. Connect the included USB-C charging cable to the headlamp and a power source (e.g., USB adapter, computer USB port).
  4. The power indicator lights will show charging status. A full charge typically takes approximately 1 hour.
  5. Once fully charged, disconnect the cable and securely close the protective cover to maintain water resistance.
Gertutik view of the Nitecore NU25 MCT UL headlamp's USB-C charging port.
2. irudia: hurbileko planoa view of the Nitecore NU25 MCT UL headlamp's USB-C charging port.

3.2. Buruko zinta doitzea

Buruaamp comes with an elastic cord headband for comfortable and secure fit.

  1. Jarri buruaamp zure buruaren gainean.
  2. Adjust the elastic cord using the cord lock mechanism at the back to achieve a snug fit without being too tight.
  3. Buruaamp unit can be tilted up or down to direct the beam as needed.
Nitecore NU25 MCT UL headlamp worn by a person, demonstrating its lightweight design.
Figure 3: Nitecore NU25 MCT UL headlamp worn by a person, demonstrating its lightweight design.
1. bideoa: Over batview of the Nitecore NU25 MCT and NU25 MCT UL headlamps, highlighting features and differences.

4. Funtzionamendu-argibideak

The NU25 MCT UL features a dual-button interface for intuitive control.

Close-up of the Nitecore NU25 MCT UL headlamp's dual button interface, showing Power and Mode buttons.
Figure 4: Close-up of the Nitecore NU25 MCT UL headlamp's dual button interface, showing Power and Mode buttons.

4.1. Power On/Off & Brightness Adjustment (White Light)

  1. Pizteko: Long press the Power button (larger button) for 2 seconds. The headlamp will turn on in the last used white light mode (or low neutral white by default).
  2. Distira doitzeko: While the white light is on, short press the Power button to cycle through Ultra Low, Low, Mid, and High brightness levels.
  3. Itzaltzeko: Sakatu luze pizteko botoia 2 segundoz.

4.2. Changing Color Temperature

Buruaamp offers multiple color temperatures for the primary white light.

  1. While the white light is on, short press the Mode button (smaller button) to cycle through Warm White (3000K), Neutral White (4500K), and Cool White (6500K).
Illustration showing the three available color temperatures: 3000K Warm Light, 4500K Neutral White Light, and 6500K Cool White Light.
Figure 5: Illustration showing the three available color temperatures: 3000K Warm Light, 4500K Neutral White Light, and 6500K Cool White Light.

4.3. Argi gorria modua

The auxiliary red light is useful for preserving night vision and signaling.

  1. To turn on red light: Burua deneanamp is off, long press the Mode button for 2 seconds. It will turn on in Low Red.
  2. To adjust red light brightness/mode: While the red light is on, short press the Power button to cycle through Low Red, High Red, and Red Flashing.
  3. To turn off red light: Long press the Mode button for 2 seconds.
Image demonstrating the red light mode, ideal for map viewing, stargazing, and not attracting insects.
Figure 6: Image demonstrating the red light mode, ideal for map viewing, stargazing, and not attracting insects.

4.4. Special Modes (SOS, Beacon)

  1. To access special modes: Burua berrizamp is off, double press the Mode button. It will activate SOS mode.
  2. To cycle through special modes: While in SOS mode, short press the Power button to switch to Beacon mode.
  3. To exit special modes: Long press the Power button or Mode button for 2 seconds.

4.5. Blokeo funtzioa

To prevent accidental activation during transport or storage:

  1. Blokeatzeko: Burua deneanamp is off, simultaneously press and hold both the Power and Mode buttons for 2 seconds. The headlamp will flash once to indicate it is locked.
  2. Desblokeatzeko: Simultaneously press and hold both the Power and Mode buttons for 2 seconds. The headlamp will flash once and turn on in Ultra Low mode.

5. Ezaugarri nagusiak

  • Diseinu ultra arina: Weighing only 1.65 oz (47g) with the elastic cord, designed for maximum comfort during extended use.
  • Multiple Color Temperatures (MCT): Offers Warm (3000K), Neutral (4500K), and Cool (6500K) white light options to suit various environments and preferences.
  • Distira handiko irteera: Up to 400 lumens with a maximum beam distance of 144 yards.
  • USB-C kargagarria: Integrated USB-C port for convenient and fast charging.
  • Eraikuntza iraunkorra: Crafted from robust PC material, rated IP66 for water and dust resistance, and impact-resistant up to 1 meter.
  • Argi gorri osagarria: Preserves night vision and provides signaling capabilities.
  • Intuitive Dual-Button Interface: Easy operation for power, brightness, and mode selection.
  • Potentzia adierazlea: Built-in indicator displays battery status.
Image highlighting the ultralight design of the Nitecore NU25 MCT UL headlamp, weighing only 47 grams.
Figure 7: Image highlighting the ultralight design of the Nitecore NU25 MCT UL headlamp, weighing only 47 grams.
Image illustrating the Nitecore NU25 MCT UL's 400 lumens output and 144-yard beam distance.
Figure 8: Image illustrating the Nitecore NU25 MCT UL's 400 lumens output and 144-yard beam distance.

6. Zehaztapen Teknikoak

ModuaIrteeraExekuzioaBeam DistantziaPeak Beam Intentsitatea
Primary Light (Neutral White / Warm Light / Cool Light)
Alta400 lumen2h 40min132 m4381 cd
Erdialdea200 lumen5h94 m2192 cd
Baxua60 lumen13h51 m662 cd
Ultra baxua6 lumen45h13 m43 cd
Argi gorri laguntzailea
Alta15 lumen10h----
Baxua7 lumen26h----
Distira motela15 lumen------
Modu bereziak
SOS400 lumen------
Baliza400 lumen------
Eragin Erresistentzia1m
Uraren ErresistentziaIP66

Note: Stated data is measured using the built-in 700mAh Li-ion battery (3.85V) in accordance with international flashlight testing standards ANSI/PLATO FL 1-2019 at an ambient temperature of 22°C (72°F) from the NITECORE Lab. The data may vary in real-world use due to different environmental conditions.

This product is equipped with a thermal protection function, which automatically regulates the output of the product according to the working condition to maintain optimal performance.

Technical specifications table for the Nitecore NU25 MCT UL headlamp, detailing output, runtime, and beam distance for various modes.
Figure 9: Technical specifications table for the Nitecore NU25 MCT UL headlamp.

7. Zainketa eta Mantentzea

  • Garbitu buruaamp gorputz bigun batekin, damp oihal. Saihestu material urratzaileak.
  • Kargatzen ez duzunean, ziurtatu USB-C atakaren estalkia ondo itxita dagoela urarekiko erresistentzia mantentzeko.
  • Recharge the battery regularly, even if not in use, to prolong battery life. Avoid fully depleting the battery for extended periods.
  • Gorde buruaamp leku fresko eta lehor batean eguzki-argitik eta muturreko tenperaturatik urrun.

8. Arazoak

  • Buruaamp ez pizten:
    • Check if the battery is charged. Connect to a USB-C power source.
    • Ensure the lockout function is not activated (simultaneously press both buttons for 2 seconds to unlock).
  • Light output is dim or inconsistent:
    • The battery might be low; recharge the headlamp.
    • Buruaamp may be in thermal regulation mode if it has been operating at high output for an extended period. Allow it to cool down.
  • Uraren sarrera:
    • Ensure the USB-C port cover is properly sealed. If water has entered, turn off the device immediately and allow it to dry completely before attempting to use it again. Contact customer support if issues persist.

9. Bermea eta bezeroarentzako laguntza

The Nitecore NU25 MCT UL headlamp comes with a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included in your package or visit the official Nitecore webgunea.

For technical support, service, or inquiries, please contact Nitecore customer service or your local distributor.

Manufacturer: Sysmax Innovation Co.

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