1. Produto rematadoview
The JETBeam MS-R28 is a robust military-grade flashlight designed for reliability and performance. It features advanced LED technology, durable construction, and user-friendly functionalities suitable for various demanding environments.

Figure 1: JETBeam MS-R28 Military Flashlight. This image displays the flashlight's full body, highlighting its black finish and textured grip. The JETBeam brand logo and MS-R28 model number are clearly visible on the side of the head.
2. Información de seguridade
- Non mire directamente ao feixe de luz. A luz de alta intensidade pode causar deficiencias visuais temporais ou danos oculares permanentes.
- Manter fóra do alcance dos nenos.
- Do not disassemble the sealed head of the flashlight. Doing so may cause damage to the flashlight and will void the warranty.
- Use only recommended batteries. Incorrect battery types may cause damage or explosion.
- Ensure proper battery polarity during installation.
- Evite deixar caer a lanterna ou sometela a impactos fortes.
- Do not expose the flashlight to extreme temperatures or open flames.
3. Contido do paquete
Comprobe o contido do paquete ao abrilo para asegurarse de que todos os artigos estean presentes e en bo estado.
- JETBeam MS-R28 Military Flashlight (1 unit)
- Manual de usuario (este documento)
- Lanyard (if included in specific package variant)
- Spare O-rings (if included)
- USB Charging Cable (if included)
4. Configuración
4.1 Instalación da batería
The JETBeam MS-R28 requires a compatible rechargeable battery (not included). Ensure the battery is fully charged before first use.
- Desenrosque a tapa traseira da lanterna xirándoa en sentido antihorario.
- Insira a batería co terminal positivo (+) orientado cara á cabeza da lanterna.
- Screw the tail cap back on clockwise until it is securely tightened. Ensure the O-ring is properly seated to maintain waterproofing.
4.2 Cargo inicial
If your MS-R28 model supports USB charging, it is recommended to fully charge the battery before initial use to ensure optimal performance and battery longevity.
- Locate the USB charging port, typically covered by a rubber seal near the head of the flashlight.
- Open the rubber seal and connect the provided USB charging cable to the port.
- Conecta o outro extremo do cable USB a unha fonte de alimentación USB compatible (por exemplo, un porto USB do ordenador ou un adaptador de parede USB).
- The indicator light will show charging status (refer to Section 6 for details).
- Once charging is complete, disconnect the cable and securely close the rubber seal to maintain waterproofing.
5. Instrucións de funcionamento
5.1 Encendido/apagado
- Para acender a lanterna ON: Press the power button located on the side or tail cap (depending on model variant) until the light illuminates.
- Para acender a lanterna DESACTIVADO: Prema de novo o botón de acendido/apagado.
5.2 Selección de modo
The MS-R28 typically features multiple brightness levels and special modes. The method for cycling through modes may vary slightly by specific production batch, but generally involves the following:
- With the flashlight ON, press and hold the power button to cycle through brightness levels (e.g., Low, Medium, High, Turbo). Release the button to select the desired brightness.
- For special modes (e.g., Strobe, SOS): Double-press the power button rapidly to activate Strobe mode. Double-press again for SOS mode. Press once to return to the last used brightness level.
5.3 Indicador de duración da batería
The power button on the MS-R28 features a built-in flash indicator to denote battery life. The specific color or flash pattern will indicate the remaining power level:
- Solid Green/Blue: Sufficient power remaining.
- Flashing Yellow/Orange: Medium power, consider recharging soon.
- Vermello intermitente: Low power, immediate recharge required.
Note: Specific indicator colors may vary slightly. Refer to the quick start guide included with your specific product for exact details if different.
6. Cargando
The JETBeam MS-R28 features USB-charger capabilities for convenient recharging of its internal battery.
- Ensure the flashlight is turned OFF before charging.
- Locate the USB charging port, typically protected by a rubber cover to maintain waterproofing.
- Carefully lift the rubber cover to expose the USB port.
- Insert the micro-USB end of the charging cable into the flashlight's port.
- Connect the standard USB-A end of the cable to a 5V USB power adapter or a computer's USB port.
- The power button indicator light will typically illuminate red or orange during charging and turn green or blue when charging is complete.
- Once fully charged, disconnect the USB cable and firmly press the rubber cover back into place to ensure the waterproofing seal is intact.
7. Mantemento
7.1 Limpeza
- Limpe o corpo da lanterna cun pano limpo,amp pano. Non use produtos de limpeza ou disolventes abrasivos.
- Clean the threads of the tail cap and head regularly. Apply a thin layer of silicone grease to the O-rings to maintain waterproofing and smooth operation.
- Keep the lens clean. Use a lens cleaning cloth or cotton swab with a small amount of rubbing alcohol if necessary.
7.2 Almacenamento
- Garda a lanterna nun lugar fresco e seco lonxe da luz solar directa e de temperaturas extremas.
- If storing for an extended period, remove the battery to prevent leakage and damage to the flashlight.
8 Solución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| A lanterna non se acende. |
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| A luz parpadea ou é tenue. |
|
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| Entrada de auga despois da exposición. |
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9. Especificacións
| Número de modelo | MS-R28 |
| Marca | JETBeam |
| Dimensións do produto | 19 x 5 x 5 cm |
| Peso do elemento | 1 kg (2.2 lb) |
| Cor | Negro |
| Tipo de bulbo | LED |
| Impermeabilización | IPX-6 (Resistant to high-pressure, heavy sprays of water) |
| Capacidade de carga | USB-charger capabilities |
| Indicador de batería | Flash indicator on power button denotes battery life |
| Xestión Térmica | Optimized thermal heat fins |
| Compoñentes incluídos | Jetbeam MS-R28 Military Flashlight Black (and potentially USB cable, lanyard, spare O-rings depending on package) |
10. Garantía e soporte
JETBeam products are manufactured to high quality standards. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official JETBeam websitio.
For technical support, service, or inquiries regarding your JETBeam MS-R28 Military Flashlight, please contact your authorized dealer or the manufacturer's customer service department. Contact information can typically be found on the product packaging or the official brand websitio.
- Fabricante: Sportsman Supply Inc.
- Marca Websitio: www.jetbeam.com (Note: This is a general placeholder for a brand website, actual URL may vary or not exist.)





