1. Introducere
Thank you for choosing the WUBEN A20 Flashlight. This high-performance, rechargeable flashlight is designed for various lighting needs, offering exceptional brightness and durability. Please read this manual carefully before use to ensure proper operation and to maximize the product's lifespan.

Image 1.1: The WUBEN A20 flashlight showcasing its different output modes: Turbo (4200lm), High (1200lm), Mid (400lm), Low (130lm), Eco (5lm), Strobe (4200lm), and SOS (400lm).
2. Informații de siguranță
- Nu îndreptați lanterna direct spre ochi. Fasciculul puternic poate cauza afectarea temporară a vederii sau leziuni oculare permanente.
- A nu se lăsa la îndemâna copiilor.
- Do not disassemble the flashlight head or body, as this may damage the product and void the warranty.
- Use only the recommended battery type (21700 Li-ion) or compatible 18650 with adapter.
- Evitați expunerea lanternei la temperaturi extreme sau la flăcări deschise.
- Ensure the battery is inserted with correct polarity to prevent damage.
3. Conținutul pachetului
Vă rugăm să verificați pachetul pentru următoarele articole:
- WUBEN A20 Powerful Rechargeable Flashlight
- 4800mAh 21700 Battery
- Rubber Button Cap
- inel O
- 18650 Battery Adaptor
- Manual de utilizare (acest document)
- Cablu USB-C
- Clip
- Toc
- Şnur
- Cutie de ambalare
4. Caracteristicile produsului
- Ieșire ridicată: Maximum 4200 lumens with a beam distance of up to 222 meters.
- Tip LED: Equipped with CREE XHP70 LED, offering a lifetime of up to 100,000 hours.
- Baterie: Uses a 4800mAh 21700 lithium-ion battery, providing up to 110 hours of operation in Eco mode.
- Reîncărcabil: Built-in USB Type-C charging port for 5V2A fast charging.
- Sistem optic: Aluminum alloy vacuum plating reflector and double scratch optical lens with up to 99% light transmission.
- Durabilitate: IP68 rated waterproof for use in extreme conditions. Constructed from hard anodized 6061 aircraft-grade aluminum alloy.
- Caracteristici inteligente: Intelligent low power warning, reverse polarity protection, and intelligent temperature control design.
- Interfata utilizator: Smart "W" button for various functions including mode switching, battery indication, and lockout.
- Moduri de iluminare: 5 basic modes (Turbo, High, Mid, Low, Eco) with memory function, and 2 hidden modes (Strobe, SOS). Continuous output level selection is also available.
5. Configurare
5.1 Instalarea bateriei
Before first use, ensure the insulation sheet is removed from the battery compartment. Unscrew the tail cap, insert the 21700 battery with the positive (+) end facing the head of the flashlight, and then screw the tail cap back on securely. An 18650 battery can also be used with the provided adapter.

Image 5.1: Illustration showing how to remove the insulation sheet, insert the battery, and the Type-C charging port.
5.2 Încărcare
The WUBEN A20 features a built-in Type-C charging port. To charge:
- Localizați portul de încărcare Type-C pe corpul lanternei.
- Connect the provided USB-C cable to the flashlight and a 5V2A power adapter (not included).
- The indicator light on the 'W' button will show the charging status:
- Lumină roșie: Încărcare în curs.
- Lumină albastră: Încărcare finalizată.
- Timpul de încărcare este de aproximativ 3 ore pentru o încărcare completă.

Image 5.2: The WUBEN A20 flashlight, highlighting its Type-C fast charging capability and the included 4800mAh 21700 Li-ion rechargeable battery. It also shows compatibility with an 18650 battery (not included).
6. Instrucțiuni de utilizare
The WUBEN A20 is operated using a single 'W' button on the side.
6.1 Operare de bază
- Pornire/Oprire: Single click the 'W' button to turn the flashlight on or off. The flashlight will remember the last used basic mode (Eco, Low, Mid, High, Turbo).
- Comutarea modului: While the flashlight is on, single click the 'W' button to cycle through the basic modes: Eco → Low → Mid → High → Turbo.
6.2 Continuous Output Level Selection
To adjust brightness continuously:
- Double click the 'W' button and hold it.
- The brightness will cycle through the output range (from 5 lumens to 4200 lumens).
- Eliberați butonul când este atins nivelul de luminozitate dorit.
6.3 Special Modes (Strobe & SOS)
- Activa: Double click the 'W' button from any state (on or off) to activate Strobe mode.
- Switch to SOS: While in Strobe mode, double click the 'W' button again to switch to SOS mode.
- Ieșire: Single click the 'W' button to turn off the flashlight and exit special modes.
6.4 Funcția de blocare
To prevent accidental activation, especially due to the high output, use the lockout function:
- Blocare: Triple click the 'W' button from any state (on or off). The flashlight will flash briefly to indicate it is locked.
- Deblocare: Triple click the 'W' button again to unlock. The flashlight will turn on in the last used basic mode.
6.5 Battery Power Reminder
The 'W' button also serves as a battery power indicator:
| Nivel de putere | Indicator luminos |
|---|---|
| 100%~80% | Blue light constant (Turns off after 5 seconds) |
| 79%~30% | Blue light flashes (Turns off after 5 seconds) |
| 29%~15% | Lumină roșie constantă |
| sub 15% | Lumina roșie clipește |

Image 6.1: Detailed diagram of the 'W' button functions, including single click for output selections, double click for Strobe/SOS, triple click for lockout/unlock, and double click and hold for continuous output selection. The battery power reminder table is also shown.
7. Întreținere
- curatenie: Curățați corpul lanternei cu o lavetă moale,amp pânză. Nu utilizați agenți de curățare abrazivi sau solvenți.
- Filete și inele O: Periodically lubricate the threads and O-rings with silicone grease to maintain water resistance and smooth operation. Replace O-rings if they appear damaged.
- Îngrijirea bateriei: If the flashlight will not be used for an extended period, remove the battery to prevent potential leakage. Store batteries in a cool, dry place.
- Îngrijirea lentilelor: Keep the lens clean to ensure maximum light output. Use a lens cleaning cloth if necessary.

Image 7.1: The WUBEN A20 flashlight submerged in water, illustrating its IP68 water-resistant rating for extreme conditions.
8. Depanare
If your WUBEN A20 flashlight is not functioning correctly, please try the following:
- Lanterna nu se aprinde:
- Asigurați-vă că bateria este introdusă corect, cu capătul pozitiv (+) orientat spre cap.
- Verificați dacă bateria este încărcată. Reîncărcați-o dacă este necesar.
- Confirm the flashlight is not in lockout mode (triple click to unlock).
- Tighten the tail cap and head securely.
- Funcționare intermitentă:
- Clean the battery contacts and threads with an alcohol swab.
- Asigurați-vă că bateria este complet încărcată și așezată corect.
- Luminozitate redusă sau timp de funcționare scurt:
- The battery may need to be recharged or replaced if it's old.
- Asigurați-vă că lentila este curată.
If these steps do not resolve the issue, please contact WUBEN customer service for further assistance.
9. Specificații
| Caracteristică | Detaliu |
|---|---|
| Model | A20 |
| Sursă de lumină | LED CREE XHP70 |
| Ieșire maximă | 4200 lumeni |
| Maximum Beam Distance | 222 metri |
| Tip baterie | 1 x 21700 Li-ion (4800mAh included), compatible with 18650 (with adapter) |
| Port de încărcare | USB Type-C (5V2A fast charging) |
| Material | Aircraft-grade aluminum alloy |
| Rezistenta la apa | IP68 (impermeabil) |
| Dimensions (Length x Head Dia. x Tail Dia.) | 135.5 mm x 42 mm x 27 mm |
| Greutate (fara baterie) | 145 g |
| Greutate (cu baterie) | 215 g |
10. Garanție și asistență
WUBEN provides comprehensive customer support and warranty for the A20 flashlight:
- Returnare gratuită: În termen de 30 zile de la cumpărare.
- Free Repairing: Within 1 year of purchase.
- Manufacturer's Repairing: Within 5 years of purchase.
- Serviciu clienți: Asistență disponibilă 24/7.
For warranty claims or technical assistance, please contact WUBEN customer service through their official channels.





