1. Introduktion
This manual provides essential instructions for the safe and efficient use of your Litheli 20V 4.0Ah U20 Series Portable Outdoor Battery (Model: U20BY03-0J000). This mobile battery is designed for compatibility with all Litheli U20 series electrical products, as well as various portable devices such as smartphones and tablets. Please read this manual thoroughly before operation and retain it for future reference.
Produkt overview

Figure 1: Litheli 20V 4.0Ah U20 Series Portable Outdoor Battery.
Nøglefunktioner
- Dimensioner: 15D x 10B x 5H cm
- Vægt: 550 g
- Kapacitet: 20000mAh
- Input/output: Type-C, Type-A
- Kompatibilitet: Fully compatible with Litheli U20 series electrical products, smartphones, and tablets.
- Portabilitet: Compact design suitable for travel and outdoor use, airline carry-on possible.
2. Vigtige sikkerhedsinstruktioner
Manglende overholdelse af disse sikkerhedsinstruktioner kan resultere i brand, elektrisk stød eller personskade.
- Batteripakken må ikke skilles ad, åbnes eller makuleres.
- Udsæt ikke batteripakken for varme eller ild. Undgå opbevaring i direkte sollys.
- Kortslut ikke en batteripakke. Opbevar ikke batteripakker tilfældigt i en boks eller skuffe, hvor de kan kortslutte hinanden eller blive kortsluttet af ledende materialer.
- Fjern ikke en batteripakke fra dens originale emballage, før den skal bruges.
- Udsæt ikke batteripakker for mekaniske stød.
- I tilfælde af batterilækage må væsken ikke komme i kontakt med huden eller øjnene. Hvis der er kommet kontakt, vask det berørte område med rigelige mængder vand og søg læge.
- Hold batteripakkerne rene og tørre.
- Brug ikke andre opladere end dem, der er specifikt leveret til brug med udstyret.
- Overhold plus (+) og minus (-) mærkerne på batteriet og udstyret og sørg for korrekt brug.
- Opbevares utilgængeligt for børn.
- Søg straks læge, hvis en batteripakke er blevet slugt.
- Bortskaf korrekt i henhold til lokale regler.
3. Pakkens indhold
Når du åbner pakken, skal du kontrollere, at alle varer er til stede og ubeskadigede:
- Litheli 20V 4.0Ah U20 Series Portable Outdoor Battery (Model: U20BY03-0J000)
- USB Charging Cable (Type-C to Type-A)
- Brugervejledning (dette dokument)
4. Opsætning og opladning
Indledende opladning
- Connect the provided USB charging cable to the battery's Type-C input port.
- Connect the other end of the USB cable (Type-A) to a compatible USB power adapter (not included) or a powered USB port.
- The battery's indicator lights will show the charging status. Charge the battery fully before first use.
Connecting to Litheli U20 Series Products
For Litheli U20 series tools, insert the battery pack into the designated battery slot until it clicks securely into place. Refer to your specific Litheli tool's manual for detailed instructions on battery insertion.
5. Betjening
Opladning af eksterne enheder
The Litheli U20 Series Portable Outdoor Battery can charge various devices via its Type-C and Type-A output ports.

Figure 2: Illustrates the charging capacity of the U20 battery for various electronic devices.
- Connect your device's charging cable to the appropriate output port (Type-C or Type-A) on the Litheli battery.
- Ensure your device is compatible with the battery's output specifications.
- The battery will automatically begin charging your device. Monitor your device's charging indicator.
Batteriniveauindikator
The battery features LED indicators to display the remaining charge level. Refer to the markings on the battery for specific indicator meanings (e.g., number of lights indicating charge percentagog).
6. Vedligeholdelse og opbevaring
- Keep the battery clean and dry. Wipe with a soft, dry cloth if necessary.
- Store the battery in a cool, dry place away from direct sunlight, heat sources, and moisture.
- For long-term storage, charge the battery to approximately 50-70% capacity and recharge every 3-6 months to prevent deep discharge.
- Avoid storing the battery in extreme temperatures (hot or cold) as this can reduce its lifespan.
7. Fejlfinding
Batteri oplader ikke
- Ensure the charging cable is securely connected to both the battery and the power source.
- Kontroller, at strømkilden er aktiv og leverer strøm.
- Try using a different USB cable or power adapter to rule out cable/adapter issues.
- Check the battery for any visible damage.
Device Not Charging from Battery
- Sørg for, at batteriet har tilstrækkelig opladning.
- Verify that your device's charging cable is securely connected to both the battery and your device.
- Confirm that your device is compatible with the battery's output specifications.
- Prøv at bruge et andet opladningskabel til din enhed.
If problems persist, please contact Litheli customer support.
8. Specifikationer
| Attribut | Værdi |
|---|---|
| Produkt Modelnummer | U20BY03-0J000 |
| Produktets vægt | 600 g |
| Pakkedimensioner | 16 x 11.5 x 4.8 cm |
| Batteritype | Lithium Ion |
| Batteri Voltage | 20 volt |
| Batterikapacitet | 20000 mAh |
| Fabrikant | Litheli |
| Oprindelsesland | Kina |
9. Garanti og support
Litheli products are designed and manufactured to the highest quality standards. For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Litheli website. Please have your product model number (U20BY03-0J000) and purchase date available when contacting support.
For yderligere information kan du besøge Litheli Store on Amazon.





