1. Bubuka
Thank you for choosing the WARSUN ZJ889-COB LED Work Light. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your device. Please read this manual thoroughly before use and retain it for future reference.

Image 1.1: WARSUN ZJ889-COB LED Work Light with included USB charging cable.
2. Parentah Kasalametan penting
- Do not look directly into the light beam. The high intensity light can cause temporary vision impairment.
- Jauhkeun alat ti barudak.
- Do not disassemble, repair, or modify the product. This may cause damage, electric shock, or fire.
- Paké ngan kabel USB disadiakeun atawa sarimbag sarimbag pikeun ngecas.
- Avoid exposing the device to extreme temperatures, direct sunlight, or open flames.
- Although the device is daily waterproof, do not submerge it in water.
- Buang batré nurutkeun peraturan lokal. Ulah buang batré dina seuneu.
3. Eusi Paket
Mangga parios pakét kanggo barang-barang ieu:
- WARSUN ZJ889-COB LED Work Light
- Kabel Ngecas USB
4. Produk Langkungview
Familiarize yourself with the components of your WARSUN ZJ889-COB LED Work Light:

Image 4.1: Key components of the WARSUN ZJ889-COB LED Work Light, including the COB lamp, power switch, strong magnet, non-slip handle, charging input/output, and 360° rotating hook.
- COB Lamp: Provides bright, wide-range illumination.
- Saklar kakuatan: Controls power and brightness modes.
- Magnét kuat: Located on the base for attachment to metallic surfaces.
- Non-slip cecekelan: Ergonomically designed for secure grip.
- Charging Input/Output Port: Micro USB input for charging the device, USB output for charging external devices.
- 360 ° Puteran Hook: For hanging the light in various positions.
5. Persiapan sareng Pangisian Daya Awal
Before first use, it is recommended to fully charge your work light.
- Locate the charging input/output port at the base of the light.
- Gently lift the protective cover to expose the Micro USB input port.
- Connect the smaller end of the provided USB charging cable to the Micro USB input port on the work light.
- Sambungkeun tungtung kabel USB anu langkung ageung kana adaptor daya USB standar (henteu kalebet) atanapi port USB komputer.
- The charging indicator light will illuminate red during charging and turn green when fully charged.
- Muatan pinuh biasana butuh 4-8 jam.

Image 5.1: The work light connected for charging via its Micro USB input, and simultaneously charging an external device via its USB output.
6. Parentah Operasi
6.1 Modeu Hurung/Pareum sareng Caang
The WARSUN ZJ889-COB LED Work Light features two brightness modes:
- Press the power switch once to turn on the light in Mode Caang Tinggi.
- Press the power switch a second time to switch to Medium Brightness Mode.
- Press the power switch a third time to turn off the light.

Image 6.1: The work light operating in COB High Mode and COB Low Mode, demonstrating the two available brightness settings.
6.2 Pilihan pamasangan
The work light offers versatile mounting options for hands-free operation:
- Dasar Magnét: The strong magnet on the base allows you to attach the light securely to any ferrous metal surface, such as car hoods, metal shelves, or toolboxes.
- Rotating Hook: Extend the 360° rotating hook from the top of the light to hang it from tents, pipes, or other suitable fixtures.

Image 6.2: The work light mounted using its 360° rotating hook and its strong magnetic base, illustrating flexible placement for various tasks.
7. Charging External Devices (Power Bank Function)
Your WARSUN ZJ889-COB LED Work Light can also function as a power bank to charge other USB-powered devices.
- Ensure the work light has sufficient charge.
- Lift the protective cover at the base to access the USB output port.
- Connect your device's charging cable to the USB output port on the work light.
- The work light will begin charging your external device.
8. Pangropéa
8.1 beberesih
- Ngusap lampu ku hipu, damp lawon. Ulah make cleaners abrasive atawa pangleyur.
- Ensure the charging port cover is securely closed to maintain daily waterproof protection.
8.2 Panyimpenan
- Store the work light in a cool, dry place when not in use.
- For long-term storage, charge the battery every 3-6 months to prolong its lifespan.
8.3 Durability
The work light is constructed from durable aluminum alloy and Acrylonitrile Butadiene Styrene (ABS) material, designed to withstand drops up to 4.9 feet (1.5 meters).

Image 8.1: The work light shown in a dynamic scene, highlighting its robust construction and resistance to impact.
9. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Lampu henteu hurung. | Batré béak. | Ngecas lampu gawé pinuh. |
| Cahya taram atawa kedip-kedip. | Muatan batre lemah. | Cas deui lampu kerjana. |
| Lampu kerja teu ngecas. | Charging cable or adapter faulty; port not connected properly. | Ensure cable is securely connected. Try a different USB cable or power adapter. |
| External device not charging from work light. | Work light battery low; incorrect port used. | Ensure work light is sufficiently charged. Use the USB output port. |
10. Spésifikasi
| Fitur | Rincian |
|---|---|
| Modél | ZJ889-COB |
| merek | WARSUN |
| Tipe Sumber Cahaya | COB LED |
| Caang | Nepi ka 1200 Lumens |
| Wattage | 30 Watt |
| Voltage | 4.7 volt |
| Suhu Warna | 4000 Kelvin |
| Sumber Daya | Batré Powered (2 batré Litium Polimér kaasup) |
| Kapasitas batré | 2 x 1800 mAh (Total 3600 mAh) |
| Runtime | 4-24 hours (depending on selected lighting mode) |
| Waktu Ngecas | 4-8 jam pikeun muatan pinuh |
| Bahan | Acrylonitrile Butadiene Styrene (ABS) |
| Warna | Biru |
| Dimensi produk | 12.2 x 3.15 x 2.36 inci |
| Item Beurat | 15.8 ons |
| Tipe Pamasangan | Surface Mount, Handheld, Magnetic |
| Fitur husus | 2-way switching (High/Medium brightness), Magnetic Base, 360° Rotating Hook, USB Output (Power Bank) |
| Tahan cai | waterproof poean |
| Résistansi serelek | Nepi ka 4.9 ft (1.5 m) |
11. Garansi jeung Rojongan
11.1 Émbaran jaminan
The WARSUN ZJ889-COB LED Work Light comes with a garansi 1 taun from the date of purchase, covering manufacturing defects. Additionally, we offer hassle-free returns within 30 days of purchase.
This warranty does not cover damage caused by misuse, accident, unauthorized modification, or normal wear and tear.
11.2 Rojongan Palanggan
For any questions, concerns, or warranty claims, please contact WARSUN customer support through the retailer's platform where the product was purchased. Please have your purchase receipt and product model number (ZJ889-COB) ready when contacting support.





