1. Introduzione
Thank you for choosing the APLOS AP50 Scuba Diving Flashlight. This manual provides essential information for the safe and effective use of your dive light. Please read it thoroughly before operation and retain it for future reference.
2. Informazioni di sicurezza
- Do not operate out of water for extended periods: The flashlight generates heat. Prolonged use out of water can cause overheating and damage.
- Sicurezza di a batteria: Use only the specified rechargeable battery. Ensure correct polarity during installation. Do not expose batteries to extreme temperatures or dispose of them in fire.
- Sigilli impermeabili: Always ensure O-rings are clean, properly seated, and lubricated before diving to maintain the IPX8 waterproof rating.
- Prutezzione di l'ochji: The AP50 emits a powerful beam. Avoid direct eye exposure to prevent temporary vision impairment.
- I zitelli: Mantene fora di a portata di i zitelli.
3. Cuntenutu di u pacchettu
Upon opening your APLOS AP50 package, please verify that all items are present:
- 1 x APLOS AP50 Dive Light
- 1 x Batteria ricaricabile à ioni di litiu (5000 mAh)
- 1 x Caricatore di batteria USB
- 1 x Cavu di carica USB
- 2 x O-ring di riserva
- 1 x Cordino
- 1 x Manuale d'utilizatore

Image 3.1: Contents of the APLOS AP50 package, showing the flashlight, charger, USB cable, spare O-rings, and user manual.
4. Produttu Finituview
The APLOS AP50 is a high-performance scuba diving flashlight designed for underwater exploration. It features a durable aluminum alloy body, a powerful P70 LED, and multiple lighting modes.

Image 4.1: Diagram illustrating the key components of the APLOS AP50 dive light, including the P70 LED, high transparent tempered glass lens, AL-6061-T6 aluminum alloy body, mode switch button, and waterproof O-rings.
Funzioni chjave:
- P70 High-Definition LED: Delivers up to 5000 lumens with a 7000K cool white beam.
- Classificazione IPX8 Impermeabile: Submersible up to 110 meters (360 feet).
- Custruzzione durabile: Made from AL-6061-T6 aluminum alloy with a wear-resistant coating and toughened glass lens.
- Four Brightness Modes: High (5000lm), Medium (2000lm), Low (1000lm), and Strobe (2000lm).
- Batteria di longa durata: Built-in 5000mAh rechargeable battery provides over 8 hours of runtime in low mode.
- Smart Power Status Display: Integrated indicator light shows battery level.

Image 4.2: The APLOS AP50 flashlight highlighting its three adjustable modes (High, Medium, Beacon) and the P70 LED with a maximum output of 5000 lumens.

Image 4.3: The intelligent power status display on the APLOS AP50, showing different LED colors (Green, Yellow, Red, Red Flashing, Power off) corresponding to battery voltage livelli.
5. Setup
5.1 Installazione è carica di a batteria
- Svita u tappu di coda: Gently unscrew the tail cap of the flashlight counter-clockwise.
- Inserite a batteria: Insert the provided 5000mAh rechargeable Lithium-Ion battery with the positive (+) end facing towards the flashlight head.
- Tappu di coda sicuru: Screw the tail cap back on clockwise, ensuring it is tightened completely to maintain the waterproof seal.
- Carica iniziale: Before first use, fully charge the battery using the included USB charger and cable. The charger indicator will typically change color (e.g., red to green) when charging is complete.

Image 5.1: Illustration demonstrating the importance of securely tightening the tail cap of the diving flashlight to ensure proper waterproofing and functionality. If difficult to screw, apply specialized lubricating silicone grease or edible oil.

Image 5.2: The universal USB charger included with the APLOS AP50, compatible with various USB power sources like laptops, power banks, and wall adapters.
6. Operating Instructions
6.1 Accensione/Spegnimentu è Selezzione di Modu
The APLOS AP50 features a single side switch for all operations.
- Per accende: Press the side switch once. The flashlight will turn on in the last used mode.
- Per cambià i modi: While the flashlight is on, press the side switch repeatedly to cycle through the modes: High → Medium → Low → Strobe.
- Per Spegne: Press and hold the side switch for approximately 2 seconds. Alternatively, double-click the switch to turn it off directly from any mode.
Video 6.1: An official product video demonstrating the operation of the APLOS AP50 Scuba Diving Flashlight, including turning it on, cycling through brightness modes, and turning it off. This video showcases the flashlight's functionality and ease of use.
6.2 Indicatore di Livellu di Batteria
A luce indicatrice nantu à l'interruttore laterale furnisce u statu di a batteria in tempu reale:
- Luce verde: Batteria voltage above 3.4V (High).
- Luce gialla: Batteria voltage 3.2V - 3.4V (Medium).
- Luce rossa: Batteria voltage 3.0V - 3.2V (Low).
- Luce rossa lampeggiante: Batteria voltage 2.8V - 3.0V (Critically Low, recharge immediately).
- Nisuna luce: Batteria voltage below 2.8V (Power off).
7. Mantenimentu
- Risciacquare dopu l'usu: After each dive, rinse the flashlight thoroughly with fresh water to remove salt, sand, or debris.
- Cura di l'O-ring: Regularly inspect the O-rings for any signs of damage, cracks, or debris. Clean them and apply a thin layer of silicone grease to maintain their elasticity and sealing properties. Replace damaged O-rings immediately using the provided spares.
- Conservazione di a batteria: If storing the flashlight for an extended period, remove the battery to prevent potential leakage and discharge. Store the battery in a cool, dry place.
- Pulizia di lenti: Clean the tempered glass lens with a soft, lint-free cloth. Avoid abrasive materials that could scratch the surface.
8. Risoluzione di prublemi
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| A torcia ùn si accende. | A batteria hè morta o installata in modu incorrectu. | Charge the battery. Ensure the battery is inserted with correct polarity (+ towards head). |
| A luce tremola o hè debole. | Batteria bassa o cunnessione libera. | Recharge the battery. Ensure the tail cap is fully tightened. |
| Water ingress after diving. | Damaged or improperly seated O-rings; tail cap not fully tightened. | Inspect and clean O-rings, apply silicone grease, and ensure the tail cap is securely tightened before diving. Replace O-rings if damaged. |
| Flashlight overheats quickly out of water. | Normal operation for high-power LED lights. | Avoid prolonged use out of water. The flashlight is designed for heat dissipation in water. |
9. Specificazioni
| Feature | Detail |
|---|---|
| Mudellu | AP50 |
| Fonte di luce | P70 LED |
| Luminosità massima | 5000 lumens |
| Temperature di culore | 7000K (biancu frescu) |
| Beam Distance (Land) | Finu à 500 metri |
| Valutazione impermeabile | IPX8 |
| Max Diving Depth | 110 metri (360 piedi) |
| Materiale | AL-6061-T6 Aluminum Alloy |
| Tipu di batterie | Rechargeable Lithium-Ion (5000mAh) |
| Voltage | 3.7 Volts |
| Dimensioni | 6.7 x 2.6 x 1.4 inch |
| Pesu | 1.12 liri (510 grammi) |
10. Garanzia è Support
APLOS products are manufactured with quality and performance in mind. For warranty information, technical support, or any inquiries regarding your AP50 Scuba Diving Flashlight, please refer to the warranty card included in your package or visit the official APLOS websitu. Pudete ancu cuntattà u vostru rivenditore per assistenza.
For additional information and product updates, visit the APLOS Store on Amazon.



