1. Produk Lebihview
The Nitecore NWL20 is a versatile COB mechanics work light designed for various applications including job sites, car repair, and outdoor activities. It features multiple lighting modes, a durable construction, and convenient charging options.

Figure 1.1: Nitecore NWL20 Work Light, showing the main unit, USB-C charging cable, and a Nitecore sticker.
2. Kandungan Pakej
- Nitecore NWL20 Work Light (with battery preinstalled)
- Kabel Pengecas USB-C
- Pelekat Nitecore
3. Ciri-ciri Utama
- Bright COB Work Light: Max output of 600 lumens floodlight, 280 lumens spotlight, and 30 lumens red light.
- Pelbagai Cara Penggunaan: Magnetic backing for hands-free use, 180-degree adjustable base, and integrated hanging hook.
- USB-C boleh dicas semula: Up to 78 hours runtime, with battery status indicator and ability to recharge while in use.
- Pembinaan Tahan Lama: Made with durable ABS material, 1-meter impact resistance, and IPX5 water resistance.

Gambar 3.1: Lebihview of Nitecore NWL20's key features, including its triple output and replaceable battery.
4. Persediaan
4.1 Pengecasan Awal
Before first use, fully charge the Nitecore NWL20. The device comes with a preinstalled Lithium-Ion battery.
- Locate the USB-C charging port on the side of the work light.
- Sambungkan kabel pengecas USB-C yang disediakan ke port.
- Sambungkan hujung kabel USB-C yang satu lagi ke sumber kuasa USB yang serasi (cth., penyesuai dinding, port USB komputer).
- The battery status indicator will show charging progress. Once fully charged, the indicator will change to a steady light.

Figure 4.1: The Nitecore NWL20 connected to a USB-C charging cable.
5. Arahan Operasi
5.1 Hidupkan/Mati Kuasa dan Tukar Mod
The NWL20 features a single button for controlling power and switching between various lighting modes.
- Untuk Menghidupkan: Press and hold the power button for approximately 1 second. The light will turn on in the last used mode.
- Untuk Menukar Mod: Once the light is on, short press the power button to cycle through the available modes:
- Spotlight (High)
- Spotlight (Low)
- Floodlight (High)
- Floodlight (Mid)
- Floodlight (Low)
- Red Light (Constant-On)
- Red Light (Flashing)
- Untuk Mematikan: Tekan dan tahan butang kuasa selama lebih kurang 1 saat.
5.2 Light Modes Overview
The NWL20 offers three distinct light sources for various illumination needs:
- Lampu Sorot COB: Provides wide-range illumination, ideal for lighting up large areas like job sites or campdalam ruang.
- Lampu Sorot LED: Offers focused illumination, suitable for viewing objects at a distance or inspecting specific points.
- Lampu Merah: Useful for preserving night vision, signaling, or as a warning light.

Figure 5.1: Visual comparison of the wide-angle COB Floodlight and focused LED Spotlight.

Gambar 5.2: Cthamples of Red Light usage, including flashing for warnings and constant-on for night vision preservation.
5.3 Pilihan Pemasangan
The NWL20 is designed with a versatile base to provide multiple mounting and positioning options:
- Tapak boleh laras: The base can be adjusted up to 180 degrees, allowing you to direct the light precisely where needed.
- Sandaran magnetik: A strong magnetic backing allows the light to be securely attached to any ferrous metal surface for hands-free operation.
- Cangkuk Gantung: An integrated metal hanging hook provides an option to suspend the light, illuminating larger areas from above.

Figure 5.3: Demonstrating the NWL20's adjustable base, magnetic attachment, and hanging capability.
6. Penyelenggaraan
Proper maintenance ensures the longevity and optimal performance of your Nitecore NWL20.
- Pembersihan: Lap cahaya dengan lembut, damp kain untuk menghilangkan kotoran dan serpihan. Jangan gunakan pembersih atau pelarut yang melelas.
- Storan: Store the light in a cool, dry place when not in use. For long-term storage, it is recommended to charge the battery every 3-6 months to maintain battery health.
- Tahan Air: The NWL20 has an IPX5 rating, meaning it is resistant to splashes of water. Do not submerge the light in water. Ensure the USB-C port cover is securely closed when not charging to maintain water resistance.
- Rintangan Kesan: The light is designed to withstand impacts up to 1 meter. Avoid dropping the light from greater heights.

Figure 6.1: The NWL20's durability features, including IPX5 water resistance and 1-meter impact resistance.
7. Penyelesaian masalah
If you encounter issues with your Nitecore NWL20, refer to the following common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Cahaya tidak menyala. | Bateri lemah atau bateri kehabisan bateri. | Cas peranti menggunakan kabel USB-C yang disediakan. |
| Cahaya berkelip atau malap tanpa diduga. | Bateri lemah. | Cas semula bateri. |
| Peranti tidak dicas. | Faulty cable or power source; charging port obstruction. | Cuba kabel USB-C atau penyesuai kuasa yang lain. Pastikan port pengecasan bersih dan bebas daripada serpihan. |
| Light modes are not cycling correctly. | Button malfunction or internal issue. | Ensure the button is pressed firmly. If the issue persists, contact Nitecore customer support. |
8. Spesifikasi
Detailed specifications for the Nitecore NWL20 Work Light:
| Ciri | Perincian |
|---|---|
| Model | NWL20 |
| Dimensi | 216.7mm x 50.0mm x 41.2mm (8.53" x 1.97" x 1.62" - Base Included) |
| Berat badan | 153g / 5.40 oz (Battery Not Included), 224g / 7.90 oz (Battery Included) |
| bahan | Akrilonitril Butadiena Stirena (ABS) |
| Jenis Sumber Cahaya | COB LED (Floodlight), LED (Spotlight), Red LED |
| Sumber Kuasa | Battery Powered (1 Lithium Ion battery required/preinstalled) |
| Voltage | 3.7 Volt |
| Port Pengecasan | USB-C |
| Rintangan Kesan | 1 meter |
| Tahan Air | IPX5 |
| Ciri Khas | Adjustable angle, magnetic base, metal hanger, spotlight, floodlight, red light, USB-C rechargeable, lightweight |
8.1 Data Prestasi
The following data is measured using 1x Li-ion battery (5,000mAh) under laboratory conditions. Data may vary in real-world use.

Figure 8.1: Detailed performance specifications including brightness, runtime, and beam distance for all light modes.
| Mod | Kecerahan | Masa jalan | Jarak Pancaran |
|---|---|---|---|
| Spotlight High | 280 Lumen | 10 jam | 93 meter |
| Spotlight Low | 125 Lumen | 15 jam | 60 meter |
| Lampu Sorot Tinggi | 600 Lumen | 6 jam | 43 meter |
| Floodlight Mid | 260 Lumen | 10 jam | 20 meter |
| Lampu Sorot Rendah | 30 Lumen | 78 jam | 7 meter |
| Red Light Constant-On | 30 Lumen | 30 jam | 7 meter |
| Lampu Merah Berkelip | 30 Lumen | 60 jam | 7 meter |
9. Waranti dan Sokongan
Nitecore products are covered by a warranty. For detailed warranty information, please refer to the official Nitecore webtapak atau hubungi pengedar tempatan anda.
For technical support, troubleshooting assistance, or warranty claims, please contact Nitecore Customer Service:
- rasmi Webtapak: www.nitecore.com
- Maklumat Hubungan: Rujuk bahagian "Sokongan" atau "Hubungi Kami" pada halaman rasmi webtapak untuk butiran hubungan serantau.





