JUOVI J2931

JUOVI 65W 20000mAh Power Bank User Manual

Modell: J2931 | Marke: JUOVI

Einführung

This manual provides comprehensive instructions for the safe and efficient use of your JUOVI 65W 20000mAh Power Bank. This portable charger is designed to provide high-speed power delivery for a wide range of devices, including laptops, tablets, and smartphones, ensuring you stay charged on the go. Please read this manual thoroughly before operating the device.

Packungsinhalt

  • 1 × JUOVI 65W 20000mAh Power Bank
  • 1 × USB-C to USB-C Cable (1 ft)
  • 1 × Benutzerhandbuch

Produkt überview

The JUOVI 65W 20000mAh Power Bank features multiple ports and a digital display for convenient and versatile charging.

JUOVI 65W 20000mAh Power Bank showing its ports and digital display

Bild: Vorderseite view of the JUOVI 65W 20000mAh Power Bank, highlighting its compact design and digital display.

Komponenten:

  • USB-C-Anschlüsse (C1 & C2): Two-way ports for both charging the power bank and charging devices with up to 65W output.
  • USB-A Ports (A1 & A2): Output ports for charging devices with up to 30W output.
  • Digitaler Bildschirm: Zeigt die verbleibende Akkuladung in Prozent antage and charging status in real-time.
  • Netzschalter: Activates the digital display and switches between charging modes.
Diagram showing the input and output capabilities of the USB-C and USB-A ports on the power bank.

Bild: Detailliert view of the power bank's ports, illustrating their input and output functions.

Einrichtung: Erstladung

Before first use, fully charge your JUOVI Power Bank. This ensures optimal performance and battery longevity.

  1. Connect the provided USB-C to USB-C cable to one of the power bank's USB-C ports (C1 or C2).
  2. Connect the other end of the cable to a compatible USB-C wall charger (not included) with a minimum output of 45W for fast recharging.
  3. Das digitale Display zeigt den Ladestatus und den Akkustand in Prozent an.tage. Die Powerbank ist vollständig geladen, wenn auf dem Display „100%“ angezeigt wird.

A full charge typically takes approximately 2-4 hours with a 45W charger.

Image showing the power bank being recharged with a 45W adapter, indicating a 2-hour charging time.

Image: The power bank connected to a wall adapter for recharging, illustrating the 45W input capability.

Bedienungsanleitung

Ladegeräte:

The power bank supports charging up to four devices simultaneously using its two USB-C and two USB-A ports.

  1. Connect your device to any available USB-C or USB-A port on the power bank using a compatible charging cable.
  2. Die Powerbank erkennt das angeschlossene Gerät automatisch und beginnt mit dem Ladevorgang. Das digitale Display zeigt den verbleibenden Akkustand in Prozent an.tage.
  3. For optimal charging speed, it is recommended to charge one device at a time, especially for high-power devices like laptops. When charging multiple devices, the power output per port may be reduced.
Image showing the power bank charging a laptop, a smartphone, and earbuds simultaneously.

Image: The power bank connected to multiple devices, demonstrating its ability to charge up to four devices concurrently.

Trickle Charging Mode (Low-Current Mode):

This mode is designed for safely charging low-power devices such as smartwatches, Bluetooth headphones, and AirPods, preventing overcharging and preserving battery health.

  1. To activate Trickle Charging Mode, double-press the power button.
  2. Connect your low-power device to any port. The power bank will provide a gentle, low-current charge.
  3. To exit Trickle Charging Mode and return to high-power mode, double-press the power button again.

Kompatibilität:

Die Powerbank ist mit einer Vielzahl von Geräten kompatibel, darunter:

  • Laptops: MacBook Pro, Dell XPS, ThinkPad, Surface Go, and more.
  • Tablets: iPad Pro, iPad Air.
  • Smartphones: iPhone 17/16/15 series, Samsung S23/S22 series, Google Pixel.
  • Other devices: Steam Deck, Nintendo Switch, Apple Watch, Bluetooth earbuds, drones.
Image displaying various compatible devices including laptops, tablets, smartphones, and gaming consoles.

Abbildung: Visuelle Darstellung der breiten Kompatibilität der Powerbank mit verschiedenen elektronischen Geräten.

Sicherheitshinweise

Your JUOVI Power Bank is equipped with a multi-protection system to ensure safe operation and protect your devices.

  • Überstromschutz: Verhindert Schäden durch übermäßigen Stromfluss.
  • Überladeschutz: Der Ladevorgang wird gestoppt, sobald der Akku voll ist, um ein Überladen zu verhindern.
  • Kurzschlussschutz: Schaltet die Stromzufuhr im Falle eines Kurzschlusses automatisch ab.
  • Hochtemperaturschutz: Überwacht und reguliert die Innentemperatur, um eine Überhitzung zu verhindern.
  • Überentladungsschutz: Verhindert die vollständige Entladung der Batterie und verlängert so deren Lebensdauer.
  • Überlautstärketage Schutz: Guards against damage from voltage Wellen.

An integrated intelligent chip continuously monitors voltage and current, automatically adjusting output for safe and stable charging.

Image illustrating the 6-way safety protection features of the power bank, including overcurrent, overcharge, short circuit, high temperature, over-discharge, and over-voltage Schutz.

Image: Visual guide to the six safety protection mechanisms integrated into the power bank.

Allgemeine Sicherheitsvorkehrungen:

  • Do not expose the power bank to extreme temperatures, direct sunlight, or liquids.
  • Zerlegen, modifizieren oder versuchen Sie nicht, das Gerät zu reparieren.
  • Außerhalb der Reichweite von Kindern aufbewahren.
  • Entsorgen Sie die Powerbank gemäß den örtlichen Vorschriften.

Technische Daten

ModellnummerJ2931
Batteriekapazität20000 mAh (74 Wh)
USB-C Input (C1/C2)5V/9V-3A, 12V-3A, 15V-3A, 20V-2.25A (Max 45W)
USB-C Output (C1/C2)5V/9V-3A, 12V-3A, 15V-3A, 20V-3.25A (Max 65W)
USB-A-Ausgang (A1/A2)5V/9V-3A, 10V-2.25A, 12V-2.5A (Max 30W)
PPS-Ausgabe5V-21V~3.25A
Technische Daten5.39 x 2.76 x 1.04 Zoll (137 x 70 x 26.3 mm)
Artikelgewicht14.1 Unzen (400 g)
Besondere MerkmaleAuto Shut-Off, Digital Display, Fast Charging (PD 3.0, QC), Over Charging Protection, Short Circuit Protection, Trickle Mode
Image showing the power bank's dimensions and compact size, highlighting its portability.

Image: The power bank's dimensions are displayed, emphasizing its compact and travel-friendly design.

Fehlerbehebung

  • Gerät lädt nicht:
    • Stellen Sie sicher, dass die Powerbank ausreichend geladen ist. Überprüfen Sie die Digitalanzeige.
    • Vergewissern Sie sich, dass das Ladekabel sowohl mit der Powerbank als auch mit Ihrem Gerät fest verbunden ist.
    • Versuchen Sie es mit einem anderen Ladekabel oder Anschluss.
    • Ensure the device is compatible with the power bank's output specifications.
  • Langsames Laden:
    • Confirm that your device supports fast charging protocols (PD, QC) and that you are using a compatible cable.
    • Charging multiple devices simultaneously may reduce the charging speed for each device. Try charging one device at a time for maximum speed.
    • Ensure the power bank is not in Trickle Charging Mode for high-power devices. Double-press the power button to switch modes.
  • Powerbank lädt nicht:
    • Ensure the wall charger has sufficient power output (minimum 45W recommended for fast recharging).
    • Check the USB-C cable for damage and ensure it is properly connected.
    • Try a different wall charger or USB-C port on the power bank.

Wartung

  • Reinigen Sie die Powerbank mit einem trockenen, weichen Tuch. Verwenden Sie keine Scheuermittel oder Lösungsmittel.
  • Bewahren Sie die Powerbank an einem kühlen, trockenen Ort fern von direkter Sonneneinstrahlung und extremen Temperaturen auf.
  • Bei längerer Lagerung sollte die Powerbank alle drei Monate auf etwa 50-75 % aufgeladen werden, um die Batterieleistung zu erhalten.

Garantie und Support

JUOVI products are designed for reliability and performance. This product comes with a standard 30-day return policy as per Amazon's terms.

For technical support, warranty claims, or any questions regarding your JUOVI Power Bank, please contact the seller directly through your purchase platform or refer to the contact information provided in your product packaging.

Bitte bewahren Sie Ihren Kaufbeleg für Garantiezwecke auf.

Produktvideo überview

Watch this video for a visual guide to the JUOVI 65W 20000mAh Power Bank's features and usage.

Video: Ein überview of the JUOVI 65W 20000mAh Power Bank, demonstrating its design, ports, and key functionalities.

© 2026 JUOVI. Alle Rechte vorbehalten.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.