1. Introducción
The Klarus XT1A is a compact, high-performance tactical flashlight designed for various applications, including outdoor activities, security, and everyday carry. It features a maximum output of 1000 lumens, a patented dual-switch tail cap for intuitive control, and multiple safety protections. This manual provides detailed instructions for the proper use, maintenance, and care of your XT1A flashlight.
2. Contenido del paquete
Upon opening your Klarus XT1A package, please verify that all items listed below are present:
- Klarus XT1A Flashlight
- Batería recargable de iones de litio (incluida)
- Cable de carga USB
- Acollador
- Junta tórica de repuesto
- Manual de usuario

Contents of the Klarus XT1A flashlight package, including the flashlight, USB charging cable, lanyard, and user manual.
3. Características del producto
- Alto rendimiento: Delivers up to 1000 lumens.
- Recargable: Includes a battery with a USB port for convenient charging. Compatible with all AA batteries.
- Dual-Switch Tail Cap: Patented design for non-visual, tactile one-handed operation.
- Configuraciones programables: Offers Tactical and Outdoor settings to suit different user needs.
- Thermal Isolation System: Monitors internal temperature to maintain performance and safety.
- Construcción duradera: Aerospace aluminum alloy body with military-grade hard-anodized finish.
- Impermeable: IPX8 rated for submersion up to 2 meters.
- Resistente al impacto: Designed to withstand impacts up to 1 meter.

Detailed diagram of the Klarus XT1A flashlight, highlighting its ergonomic design and key components: Intelligent Battery Capacity Indicator, Polished Reflector, Tempered Glass, Patented Tactical Dual-Switch Tail Cap, and Heavy Duty Clip.
4. Especificaciones
| Característica | Especificación |
|---|---|
| Fuente de poder | Funciona con pilas |
| Tipo de fuente de luz | CONDUJO |
| Brillo blanco | 1000 lúmenes |
| Dimensiones del producto | 4.24" de profundidad x 0.9" de ancho x 0.9" de alto |
| Volumentage | 1 voltios (CC) |
| Composición de las celdas de la batería | Iones de litio |
| Número de baterías | Se requiere 1 batería de iones de litio (incluida) |
| Nivel de resistencia al agua | IPX8 (Water Resistant, submersible to 2 meters) |
| Distancia máxima del haz | 182 metros |
| Tiempo de ejecución máximo | Hasta 37 horas |
| Resistencia al impacto | 1 metros |
| Peso del artículo | 4.6 onzas |
5. Instalación y carga de la batería
5.1 Instalación de la batería
- Desenrosque la tapa trasera de la linterna.
- Insert the included Lithium-Ion battery with the positive (+) end facing towards the flashlight head.
- Enrosque nuevamente la tapa trasera firmemente para garantizar un contacto adecuado y un sellado impermeable.
5.2 Instrucciones de carga
The XT1A includes a rechargeable battery with a built-in USB charging port. To charge the battery:
- Locate the USB charging port on the battery itself.
- Connect the provided USB charging cable to the battery's port and to a USB power source (e.g., computer, wall adapter).
- The battery features an indicator light that will show charging status.
5.3 Battery Capacity Indicator
The flashlight features a battery capacity indicator to show the remaining power:
- Verde: Over 70% capacity
- Naranja: 30% - 70% capacity
- Rojo: Capacidad inferior al 30%
- Rojo intermitente: Less than 10% capacity (recharge immediately)

Diagram illustrating the battery charging process for the Klarus XT1A, showing the USB charging port and the battery capacity indicator with green (over 70%), orange (30-70%), red (less than 30%), and flashing red (less than 10%) levels.
6. Modos de funcionamiento
The XT1A features a patented Tactical Dual-Switch Tail Cap, offering two programmable settings: Tactical Setting and Outdoor Setting. This allows for quick access to specific functions based on user preference.

Image depicting the Klarus XT1A flashlight held in a gloved hand, highlighting its patented tactical dual-switch tail cap for one-handed operation and programmable settings.
6.1 Tactical Setting
Designed for rapid response and self-defense scenarios.
- Luz estroboscópica de un toque: Provides immediate access to a disorienting strobe light.
- One-Touch Turbo: Activates the maximum brightness output instantly.
- Encendido momentáneo: Allows for temporary illumination by pressing the switch.
6.2 Outdoor Setting
Optimized for general outdoor use, camping, hiking, and everyday tasks.
- Encendido momentáneo: Provides temporary light.
- One-Touch Turbo: Instant access to maximum brightness.
- Bajo de un toque: Direct access to the lowest brightness setting for discreet illumination or extended runtime.
- LLAMADA DE SOCORRO: Activates the international distress signal.
6.3 Switching Between Settings
Refer to the detailed instructions in the included printed manual for specific steps on how to switch between the Tactical and Outdoor settings using the tail cap switches.
7. Seguridad y protección
The Klarus XT1A incorporates several features to ensure safe and reliable operation.
7.1 Thermal Protection System (TPS)
The flashlight's Thermal Protection System monitors the internal temperature and automatically adjusts the output to prevent overheating, ensuring the longevity of the LED and internal components while maintaining user safety.
7.2 Resistencia al agua y al impacto
The XT1A is rated IPX8 waterproof, meaning it can be submerged in water up to 2 meters without damage. It also features 1-meter impact resistance, providing durability in demanding environments.

The Klarus XT1A flashlight submerged in water, demonstrating its IPX8 waterproof rating (submersible up to 2 meters) and 1-meter impact resistance.

Infographic detailing the Klarus XT1A's multi-safety protections, including Thermal Protection System (TPS), Low Battery Capacity Protection, Impact Protection, High Temperature Protection, and Reverse Polarity Protection.
8. Mantenimiento
Proper maintenance ensures the longevity and optimal performance of your Klarus XT1A flashlight.
8.1 Limpieza general
- Limpie el cuerpo de la linterna con un paño suave.amp paño.
- No utilice limpiadores abrasivos ni disolventes.
- Keep the lens clean to ensure maximum light output. Use a lens cleaning cloth if necessary.
8.2 O-Ring Maintenance
To maintain the waterproof rating, regularly inspect and lubricate the O-rings with silicone grease. Replace O-rings if they appear damaged or worn. Do not remove the O-rings unless necessary for maintenance, as this can damage the waterproof seal.
8.3 Almacenamiento
For long-term storage, remove the battery from the flashlight and store it in a cool, dry place. It is recommended to charge the battery every 3 months to maintain its health.
9. Solución de problemas
If you encounter issues with your Klarus XT1A flashlight, please refer to the following common problems and solutions:
- La linterna no enciende:
- Asegúrese de que la batería esté insertada correctamente con el extremo positivo (+) orientado hacia la cabeza.
- Compruebe si la batería está cargada. Recárguela si es necesario.
- Apriete la tapa trasera y el cabezal de la linterna para garantizar un contacto eléctrico adecuado.
- Limpie los contactos y las roscas de la batería con un paño limpio.
- La luz es tenue o parpadea:
- The battery may be low. Recharge or replace the battery.
- Ensure all connections (tail cap, head) are tight.
- Limpie los contactos de la batería.
- Cannot switch modes:
- Refer to the operation section for correct mode switching procedures.
- Asegúrese de que la tapa trasera esté completamente apretada.
If the problem persists after attempting these solutions, please contact Klarus customer support for further assistance.
10. Garantía y soporte
Klarus products are manufactured to high-quality standards. For warranty information and customer support, please refer to the official Klarus webSitio web o contacte directamente con el servicio de atención al cliente. Conserve su recibo de compra como comprobante.
Información del contacto:
Fabricante: KLARUS LIGHTING TECHNOLOGY CO., LIMITADA
Correo electrónico: servicio@klaruslight.com
Teléfono: +86-755-27700110
Websitio: www.klaruslight.com





