1. Úvod
The Perel EFL27 Portable Alarm Light is a compact and versatile safety indicator designed for various applications. Featuring 15 bright red LEDs, it provides clear visual signaling for enhanced safety. Its robust design includes a strong magnet for easy attachment to metallic surfaces, such as a vehicle body, and is water-resistant, allowing for reliable use in diverse conditions. This manual provides essential information for the proper setup, operation, and maintenance of your device.

Image 1.1: The Perel EFL27 Portable Alarm Light, a compact red LED safety indicator.
2. Bezpečnostní pokyny
Please read and understand all safety instructions before using the Perel EFL27 Portable Alarm Light. Failure to follow these instructions may result in injury or damage to the device.
- Always read the entire instruction manual before initial use.
- Udržujte zařízení mimo dosah dětí a domácích zvířat.
- Do not stare directly into the LED light, as it may cause temporary vision impairment.
- Ensure batteries are inserted correctly according to polarity markings (+/-). Incorrect insertion can damage the device.
- Dispose of used batteries responsibly according to local regulations. Do not mix old and new batteries, or different types of batteries.
- Do not attempt to open, modify, or repair the device. Refer all servicing to qualified personnel.
- Nevystavujte zařízení po delší dobu extrémním teplotám nebo přímému slunečnímu záření.
- Although water-resistant, do not submerge the device in water.
3. Obsah balení
Ověřte, zda jsou v balení přítomny všechny komponenty:
- 1 x Perel EFL27 Portable Alarm Light
- Baterie (mohou být předinstalovány nebo součástí dodávky)
4. Nastavení
4.1 Instalace baterie
The Perel EFL27 operates on batteries. If the batteries are not pre-installed, follow these steps:
- Vyhledejte kryt přihrádky na baterie na zadní straně jednotky.
- Opatrně otevřete přihrádku.
- Insert the required batteries (e.g., AAA or AA, refer to device markings if present) ensuring correct polarity (+ and -).
- Bezpečně zavřete kryt prostoru pro baterie.

Obrázek 4.1: Zadní strana view of the Perel EFL27, highlighting the battery compartment and integrated magnets.
5. Návod k obsluze
5.1 Zapnutí/vypnutí a výběr režimu
To operate the alarm light:
- Press the power button (typically located on the front or side of the unit) to turn on the light.
- Each subsequent press of the power button will cycle through the available light modes (e.g., steady, various flashing patterns, rotating).
- To turn off the light, continue pressing the power button until the light switches off, or press and hold the button for a few seconds.
5.2 Umístění a připevnění
The Perel EFL27 offers flexible placement options:
- Magnetický nástavec: Utilize the strong magnet(s) on the back of the unit to securely attach it to any suitable metallic surface, such as the side or rear of a vehicle, for high visibility.
- Ground/Road Placement: The compact and stable design allows the unit to be placed directly on the ground or road surface to mark an area or warn oncoming traffic.

Image 5.1: The Perel EFL27 Portable Alarm Light deployed on the road as a warning signal.
6. Údržba
6.1 Čištění
Pro čištění zařízení:
- Wipe the exterior of the alarm light with a soft, slightly damp tkanina.
- Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the plastic housing or electronic components.
- Ensure the device is completely dry before storing or using it again.
6.2 Skladování
For optimal longevity:
- Store the Perel EFL27 in a cool, dry place away from direct sunlight and extreme temperatures.
- If the device will not be used for an extended period, remove the batteries to prevent potential leakage and damage to the unit.
7. Řešení problémů
If you encounter issues with your Perel EFL27 Portable Alarm Light, refer to the following common problems and solutions:
| Problém | Možná příčina | Řešení |
|---|---|---|
| Světlo se nerozsvítí. | Vybité nebo nesprávně vložené baterie. | Zkontrolujte polaritu baterií a vyměňte je za nové. |
| Světlo je tlumené nebo bliká. | Nízká kapacita baterie. | Vyměňte všechny baterie za nové. |
| Light modes do not change. | Faulty power button or low battery. | Ujistěte se, že jsou baterie nové. Pokud problém přetrvává, kontaktujte zákaznickou podporu. |
| Water ingress after exposure to moisture. | Device submerged or exposed to excessive water pressure. | The device is water-resistant, not waterproof. Avoid submersion. Allow to dry completely. If damaged, replace. |
8. Specifikace
| Funkce | Specifikace |
|---|---|
| Číslo modelu | EFL 27 XNUMX |
| Světelný zdroj | 15 x Red LEDs |
| Zdroj napájení | Baterie (3 voltů) |
| Materiál | Plast |
| Barva | Červený |
| Rozměry (D x Š x V) | 3.5 x 17.5 x 25 cm |
| Hmotnost | 192 g |
| Speciální funkce | Strong magnet for attachment, Water-resistant |
9. Záruka a podpora
9.1 Informace o záruce
For details regarding the warranty period and terms for your Perel EFL27 Portable Alarm Light, please refer to the warranty card included with your purchase or the retailer's policy. It is recommended to retain your proof of purchase for any warranty claims.
9.2 Zákaznická podpora
Should you require technical assistance, have questions about the product, or need to report an issue, please contact Perel customer support. You can typically find contact information on the product packaging, the official Perel webna vašem webu nebo prostřednictvím vašeho prodejního místa.





