1. Introdución e finalview
The Nitecore P40 is an advanced Long-Range LEP (Laser Excited Phosphor) flashlight designed for extreme long-distance illumination. It combines a powerful spotlight with a versatile floodlight, offering multiple lighting modes and an adaptive cruise function for various applications. This manual provides detailed instructions for the safe and efficient use of your P40 flashlight.

Figure 1: Nitecore P40 Flashlight and Accessories
2. Contido do paquete
- Nitecore P40 Flashlight (with NL2155HP battery pre-installed)
- Cable de carga USB-C
- Acollador
- Funda
3. Características do produto
- Extreme Long-Range Beam: The P40 features an incredible 3,171-yard (2900 meters) throw distance and up to 2,000 lumens, making it ideal for search-and-rescue, patrolling, and outdoor exploration.
- Modos de iluminación versátiles: Choose from Spotlight, Floodlight, or Mixed Light with three brightness levels (Low/Medium/High) to adapt to any environment or task.
- Smart Adaptive Cruise Mode: Automatically adjusts brightness based on beam angle—raise for long-distance illumination or lower for close-range clarity.
- Potente e recargable: Runs up to 20 hours on the lower mode; USB-C fast charging restores full power in approximately 2 hours and 20 minutes.
- Robusto e fiable: Lightweight (13.76 oz) yet durable with IP68 waterproof rating and 1-meter impact resistance, suitable for harsh weather and demanding activities.

Figure 2: Nitecore P40 Key Features Overview

Figure 3: Spotlight, Floodlight, and Mixed Light Modes

Figure 4: Adaptive Cruise Mode Functionality

Figure 5: USB-C Fast Charging Port
4. Configuración e primeiro uso
4.1 Instalación da batería
The Nitecore P40 comes with the NL2155HP battery pre-installed. Ensure the battery is properly seated before first use. If removing or replacing the battery, unscrew the tail cap, insert the battery with the positive (+) terminal facing the head of the flashlight, and then securely re-screw the tail cap.
4.2 Carga inicial
It is recommended to fully charge the battery before the first use to ensure optimal performance. Connect the provided USB-C charging cable to the flashlight's USB-C port and a compatible power source (e.g., USB wall adapter, computer USB port).
5. Instrucións de funcionamento
5.1 Intuitive Three-Button Control
The P40 features a three-button interface for easy operation:
- Botón de encendido: Controls On/Off and Tactical Momentary Illumination.
- Botón A: Adjusts brightness levels and provides quick access to TURBO mode.
- Botón B: Adjusts brightness levels and switches between Spotlight and Floodlight.
- Button A + Button B: Activates Adaptive Cruise Mode.

Figure 6: Three-Button Control Interface
5.2 Encendido/apagado
- To turn on: Press the Power Button.
- To turn off: Press the Power Button again.
5.3 Mode Selection and Brightness Adjustment
While the flashlight is on, use Button A and Button B to cycle through brightness levels and switch between Spotlight, Floodlight, and Mixed Light modes. The flashlight will memorize the last used beam setting.
5.4 Adaptive Cruise Mode
Activate Adaptive Cruise Mode by pressing Button A and Button B simultaneously. In this mode, the flashlight automatically adjusts its brightness based on the angle it is held. Pointing it upwards for long distances increases brightness, while pointing it downwards for close range decreases brightness, optimizing power consumption and visibility.
5.5 Indicación de enerxía
The integrated power indicator provides real-time battery status:
- Activación constante: Battery Level > 50% (51%-100%)
- Parpadeo lento: Battery Level ≤ 50% (10%-50%)
- Intermitente rápido: Nivel da batería < 10 %

Figure 7: Power Indication Status
6. Cargando
The Nitecore P40 features a USB-C charging port for convenient and fast recharging. The port is protected by a cover to resist water, impacts, and dust.
- Connect the USB-C cable to the flashlight and a 18W PD/QC adapter.
- A full charge takes approximately 2 hours and 20 minutes.
- Ensure the protective cover is securely closed after charging to maintain water resistance.
7. Mantemento
- Regularly clean the threads and O-rings with a clean cloth to prevent dust and debris accumulation.
- Lubricate threads and O-rings with silicone grease periodically to maintain water resistance.
- Se non se usa a lanterna durante un período prolongado, retire a batería para evitar fugas.
- Garda a lanterna nun lugar fresco e seco, lonxe da luz solar directa.
8 Solución de problemas
- A lanterna non se acende: Ensure the battery is correctly inserted with the positive (+) terminal facing the head. Check if the battery is charged.
- A saída de luz é tenue ou parpadea: Recharge the battery. Clean battery contacts and threads.
- Entrada de auga: Ensure all caps and covers are securely tightened. Check O-rings for damage and replace if necessary.
- If issues persist, contact Nitecore customer support.
9. Especificacións
| Especificación | Valor |
|---|---|
| Característica especial | Adjustable Focus, Durable, Long Range, Rechargeable, Weatherproof |
| Cor | Negro |
| Fonte de enerxía | Alimentado por batería |
| Tipo de fonte de luz | LED |
| Material | Aluminio anodizado |
| Brillo branco | 2000 lúmenes |
| Dimensións do produto | 1.14" D x 2.64" W x 7.32" H |
| Composición da pila da batería | Ion de litio |
| Peso do elemento | 13.76 onzas |
| Número de baterías | 1 batería non estándar (incluída) |
| Nivel de resistencia á auga | Impermeable (IP68) |
| Resistencia ao impacto | 1 metros |

Figure 8: Detailed Technical Data
10. Información de seguridade
- Do not shine the flashlight directly into eyes, as this can cause temporary or permanent vision damage.
- Manter fóra do alcance dos nenos.
- Avoid disassembling the flashlight head, as this may damage the optics and void the warranty.
- Do not expose the flashlight to extreme temperatures or corrosive liquids.
11. Garantía e soporte
The Nitecore P40 comes with a Limited Warranty. For detailed warranty terms and conditions, please refer to the official Nitecore websitio web ou póñase en contacto co seu distribuidor local.
For product support, technical assistance, or service inquiries, please visit the official Nitecore websitio ou póñase en contacto co seu departamento de atención ao cliente.





