NITECORE NU20 360 Lumen USB Rechargeable Headlamp User Manual
- June 4, 2024
- Nitecore
Table of Contents
NU20 360 Lumen USB Rechargeable Headlamp
User Manual
Features
- Highly portable headlamp
- Multiple color temperature options are available
- NU20: Fitted with a CREE XP-G2 S3 LED
- NU20 CRI: Fitted with a Nichia 219B LED, CRIa90
- Built-in Li-ion battery provides a runtime of up to 100 hours
- The onboard USB charging circuit
- Single switch user interface design offers easy one-handed operation
- Built-in power indicator
- 4 brightness levels and 2 special modes are available
- Unique switch guard to prevent accidental activation
- Textured reflector
- 52°adjustable illumination angle
- Made from durable PC materials
- Lightweight and compact dimensions
- Impact resistant to 1 meter
Dimensions
Size: 2.1tS x1.29 x0.64 (with bracket)
Weight: 31g (1.09oz) (with battery and bracket, without headband)
Accessories
USB cord, headband, holder
Output & Runtime
NU20 CRI
| L 1 STANDARD | TURBO | HIGH | MID | ULTRALOW | SOS | BEACON |
|---|---|---|---|---|---|---|
| 360 | ||||||
| LUMENS | 220 | |||||
| LUMENS | 40 | |||||
| LUMENS | 1 | |||||
| LUMEN | 360 | |||||
| LUMENS | 360 |
LUMENS
| *30min| 6h| 7h45min| 100h| —–|
—-
| 80m| 60m| 27m| 5m| —–| —–
| 1600cd| 920cd| 180cd| 6cd| —–| —–
| 1m (Impact Resistant)
.| IPX7, lm (Waterproof AND Submersible)
NU20
FL 1 STANDARD TURBO| HIGH| MID| ULTRALOW| SOS|
BEACON
---|---|---|---|---|---
| 270
LUMENS| 170
LUMENS| 30
LUMENS| 1
LUMEN| 270
LUMENS| 270
LUMENS
| *30min| 6h| 7h45min| 100h| |
| 69m| 45m| 19m| 3m| |
| 1200cd| 500cd| 90cd| 3cd| |
| 1 m (Impact Resistant)
| I PX7, 1m (Waterproof AND Submersible)
NOTICE: Stated data has been measured in accordance with the international flashlight testing standards ANSI/NEMA FL1 using an integrated and fully charged 3.7V 600mAh rechargeable Li-ion battery under laboratory conditions. End-user results may vary due to individual usage habits and environmental conditions The runtime for Turbo mode is the testing result before starting temperature regulation
Operating Instructions ON/OFF
Draw out the NU20/NU20 CRI to expose the switch from the switch guard as
illustrated in the diagram below, press the switch to turn the light on, press
the switch again after 3 seconds to turn the light off
Note: Pressing the switch again
within 3 seconds from when the light is turned on will switch output to the
next available brightness
Brightness Adjustment
Press the switch repeatedly within 3 seconds from the initial activation will
switch output from ultralow-mid-high-off. Pressing the switch again after 3
seconds from initial activation turns the light off
Access to Turbo
With the light turned on, hold down the switch for more than 1 second to enter
turbo mode (360 lumens for NU20 and 270 lumens for NU20 CRI)
Note: The turbo mode will run for 30 seconds before stepping down to the
next available output to prevent overheating
Special Modes (SOS/Location Beacon)
With the light turned off, hold down the switch for over 3 seconds to enter
SOS, pressing the switch again within a 3-second interval to switch to the
location beacon To exit special mode, press the switch in location beacon
mode, alternatively, cease any operation for 3 seconds then press the switch
again
Power Tips
With the light turned off, hold down the switch for 1 second, the power
indicator will blink to indicate remaining battery power upon the release of
the switch: 3 blinks represent battery power above 50%, 2 blinks represent
battery power below 50%, 1 blink represents battery power below 10%
Note: Recharge the product when output appears to be dim and/or
unresponsive
Recharging
- This product is USB rechargeable Raise the micro-USB port cover to expose the charging port, and connect the port to a power supply with a USB cord to initiate the charging process. Fully charging the battery takes approximately 2 hours
- Charging Tip: A red light under the switch will be lit to indicate charging in progress, and it will turn green upon charging completion
Warranty Details
All NITECORE products are warranted for quality. Any defective /malfunctioning
NITECORE products can be repaired free of charge for a period of 24 months
from the date of purchase. Beyond 24 months, a limited warranty applies,
covering the cost of labor and maintenance, but not the cost of accessories or
replacement parts. The warranty is nullified in either or both of the
following situations:
- The product(s) is/are broken down, reconstructed, and/or modified by unauthorized parties
- The product(s) is/are damaged through improper use For the latest information on NITECORE® products and services, please contact a local NITECORE® distributor or send an email to service@nitecore.com
All images, text, and statements specified herein in this user manual are for reference purposes only. Should any discrepancy occurs between this manual and information specified on www.nitecore.com, information on our official website shall prevail. SYSMEX Innovations Co., Ltd. reserves the right to interpret and amend the content of this document at any time without prior notice
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NITECORE Flashlight
SYSMEX Innovations Co., Ltd.
TEL: +86-20-83862000
FAX: +86-20-83882723
E-mail:info@nitecore.com
Web:www.nitecore.com
Made in China
Address: Rm 2601-06, Central Tower, No.5 Xiancun Road, Tianhe
District, Guangzhou,510623, Guangdong, China
Documents / Resources
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NITECORE NU20 360 Lumen USB Rechargeable
Headlamp
[pdf] User Manual
NU20, NU20 CRI, 360 Lumen USB Rechargeable Headlamp, USB Rechargeable
Headlamp, Rechargeable Headlamp, NU20, Headlamp
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