1. Introduction
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. Consignes de sécurité
- Do not operate out of water for extended periods: The flashlight generates heat. Prolonged use out of water can cause overheating and damage.
- Sécurité des batteries : Use only the specified rechargeable battery. Ensure correct polarity during installation. Do not expose batteries to extreme temperatures or dispose of them in fire.
- Joints étanches : Always ensure O-rings are clean, properly seated, and lubricated before diving to maintain the IPX8 waterproof rating.
- Protection des yeux : The AP50 emits a powerful beam. Avoid direct eye exposure to prevent temporary vision impairment.
- Enfants: Tenir hors de portée des enfants.
3. Contenu du colis
Upon opening your APLOS AP50 package, please verify that all items are present:
- 1 x APLOS AP50 Dive Light
- 1 x Batterie lithium-ion rechargeable (5000 mAh)
- 1 x chargeur de batterie USB
- 1 x câble de chargement USB
- 2 x joints toriques de rechange
- 1 x cordon
- 1 x Manuel d'utilisation

Image 3.1: Contents of the APLOS AP50 package, showing the flashlight, charger, USB cable, spare O-rings, and user manual.
4. Produit terminéview
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.
Caractéristiques principales :
- P70 High-Definition LED: Delivers up to 5000 lumens with a 7000K cool white beam.
- Indice d'étanchéité IPX8 : Submersible up to 110 meters (360 feet).
- Construction durable : 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).
- Batterie longue durée : 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 niveaux.
5. Installation
5.1 Installation et charge de la batterie
- Dévissez le capuchon arrière : Gently unscrew the tail cap of the flashlight counter-clockwise.
- Insérer la batterie : Insert the provided 5000mAh rechargeable Lithium-Ion battery with the positive (+) end facing towards the flashlight head.
- Capuchon arrière sécurisé : Screw the tail cap back on clockwise, ensuring it is tightened completely to maintain the waterproof seal.
- Charge initiale: 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. Mode d'emploi
6.1 Sélection de la mise sous/hors tension et du mode
The APLOS AP50 features a single side switch for all operations.
- Pour allumer: Press the side switch once. The flashlight will turn on in the last used mode.
- Pour changer de mode : While the flashlight is on, press the side switch repeatedly to cycle through the modes: High → Medium → Low → Strobe.
- Éteindre: Press and hold the side switch for approximately 2 seconds. Alternatively, double-click the switch to turn it off directly from any mode.
Vidéo 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 Indicateur de niveau de batterie
Le voyant lumineux situé sur l'interrupteur latéral indique l'état de la batterie en temps réel :
- Feu vert: Vol batterietage above 3.4V (High).
- Lumière jaune : Vol batterietage 3.2V - 3.4V (Medium).
- Feu rouge : Vol batterietage 3.0V - 3.2V (Low).
- Lumière clignotante rouge : Vol batterietage 2.8V - 3.0V (Critically Low, recharge immediately).
- Pas de lumière : Vol batterietage below 2.8V (Power off).
7. Entretien
- Rincer après utilisation : After each dive, rinse the flashlight thoroughly with fresh water to remove salt, sand, or debris.
- Entretien des joints toriques : 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.
- Stockage de la batterie : 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.
- Nettoyage des lentilles : Clean the tempered glass lens with a soft, lint-free cloth. Avoid abrasive materials that could scratch the surface.
8. Dépannage
| Problème | Cause possible | Solution |
|---|---|---|
| La lampe de poche ne s'allume pas. | La batterie est déchargée ou mal installée. | Charge the battery. Ensure the battery is inserted with correct polarity (+ towards head). |
| La lumière vacille ou est faible. | Batterie faible ou connexion lâche. | Recharge the battery. Ensure the tail cap is fully tightened. |
| Infiltration d'eau après la plongée. | 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. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Modèle | AP50 |
| Source de lumière | LED P70 |
| Luminosité maximale | 5000 lumens |
| Température de couleur | 7000K (Blanc froid) |
| Beam Distance (Land) | Jusqu'à 500 mètres |
| Indice d'étanchéité | IPX8 |
| Profondeur de plongée maximale | 110 mètres (360 pieds) |
| Matériel | AL-6061-T6 Aluminum Alloy |
| Type de batterie | Batterie lithium-ion rechargeable (5000 mAh) |
| Vol d'exploitationtage | 3.7 volts |
| Dimensions | 6.7 x 2.6 x 1.4 pouces |
| Poids | 1.12 livres (510 grammes) |
10. Garantie et assistance
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 webVous pouvez également contacter votre revendeur pour obtenir de l'aide.
Pour plus d'informations et les dernières mises à jour sur les produits, consultez le site web. APLOS Store on Amazon.