1. Úvod
This manual provides instructions for the safe and effective use of your hygger 20V 2.4A Power Adapter Plug. This power supply is designed to provide stable power to compatible hygger aquarium lights and other electronic devices requiring a 20V 2.4A (or less) DC power input with a 2.1*5.5mm barrel connector.
2. Bezpečnostní pokyny
- Přečtěte si všechny pokyny: Before using the power adapter, carefully read and understand all instructions provided in this manual.
- Pouze pro vnitřní použití: This power adapter is designed for indoor use in dry locations. Do not expose it to water or high humidity.
- Správný objemtage: Zajistěte vstupní objtage of the power adapter (100-240V AC) matches your local power supply.
- Correct device compatibility: Only connect devices that require 20V DC and a maximum of 2.4A. Ensure the DC cord connector size is 2.1*5.5mm. Connecting incompatible devices may cause damage.
- Zabraňte poškození: Do not bend, twist, or pull the power cord excessively. Avoid placing heavy objects on the cord.
- Odpojte, když se nepoužívá: Disconnect the power adapter from the wall outlet when not in use or during cleaning.
- Nerozebírejte: Do not attempt to open or repair the power adapter. Refer all servicing to qualified personnel.
- Drž se dál od dětí: Store the power adapter out of reach of children.
3. Obsah balení
- 1 x hygger 20V 2.4A Power Adapter Plug
4. Specifikace
| Specifikace | Hodnota |
|---|---|
| Vstupní objemtage | 100-240V AC, 50/60Hz, 1.5A |
| Výstupní objemtage | 20V DC |
| Výstupní proud | 2.4A |
| Maximální výkon | 48W |
| DC Jack Dimension | 2.1*5.5 mm |
| Délka kabelu | 1.5 metrů (4.92 stop) |
| Barva | Černý |
| Hmotnost položky | 6.7 unce |

5. Kompatibilita
This 20V 2.4A power adapter is compatible with a wide range of hygger aquarium lights and other electronic devices that require a 20V DC input with a current draw of 2.4A or less, and a 2.1*5.5mm DC barrel connector.
Compatible hygger light models include:
- HG990, HG978, HG999, HG018, HG075, HG005, HG135, HG076, HG128, HG178
- HG129 (20W, 26W, 36W, 48W models)
- HG016 (18W, 24W, 30W, 36W, 42W models)
- HG957 (26W, 36W, 48W models)
It also supports devices requiring lower amperage such as 20V 1500mA, 2400mA, 2000mA, 1000mA, 600mA, 20V 2A, 1A, 0.9A, 0.8A, 0.7A, 0.6A, 0.5A, 0.4A, 0.3A, 0.2A, provided the voltage and connector size match.

6. Nastavení a instalace
- Ověřte kompatibilitu: Before connecting, ensure your device requires a 20V DC input, draws 2.4A or less, and has a 2.1*5.5mm DC barrel input port.
- Připojit k zařízení: Insert the DC barrel connector of the power adapter firmly into the power input port of your hygger aquarium light or other compatible device.
- Zapojte do zásuvky: Insert the two-prong plug of the power adapter into a standard 100-240V AC wall outlet.
- Zapnutí: Once connected, your device should receive power. Follow your device's specific instructions to power it on or operate it.

7. Návod k obsluze
The hygger 20V 2.4A Power Adapter operates automatically once connected to a power source and a compatible device. It provides a stable 20V DC output. There are no user-adjustable settings on the adapter itself. Operation of your connected device (e.g., turning on/off, adjusting light settings) will be controlled by the device's own interface or remote control.
8. Údržba
- Čištění: Disconnect the power adapter from the wall outlet before cleaning. Wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or immerse the adapter in water.
- Skladování: When not in use, store the power adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Inspekce: Periodically inspect the power cord and adapter housing for any signs of damage, such as cuts, fraying, or cracks. If damage is found, discontinue use and replace the adapter.
9. Řešení problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Zařízení se nezapíná | Napájecí adaptér není správně zapojen Wall outlet not functioning Zařízení není kompatibilní Faulty power adapter or device | Ensure adapter is fully plugged into wall and device. Test the wall outlet with another appliance. Verify device specifications match adapter output. Try a different compatible power adapter or test the device with its original adapter if available. |
| Přerušované napájení zařízení | Uvolněné spojení Poškozený kabel nebo adaptér | Zkontrolujte těsnost všech připojení. Inspect cable for visible damage. If damaged, replace the adapter. |
| Adaptér se zahřívá | Normální provoz (mírné zahřívání) Overload or ventilation issue | A slight warmth is normal. If it's excessively hot, unplug immediately. Ensure the adapter is not covered and has adequate ventilation. Verify the connected device does not exceed the adapter's 2.4A current limit. |
10. Záruka a podpora
For warranty information or technical support, please refer to the original product packaging or contact hygger customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.





