1. Introduzione
Thank you for choosing the JUOVI J2651 Portable Charger. This 35W 20000mAh power bank is designed to provide high-speed charging for a wide range of devices, including mobile phones, tablets, Bluetooth earbuds, and smartwatches. Its compact design and versatile charging options make it an ideal companion for travel, work, and daily use. Please read this manual carefully to ensure proper operation and to maximize the lifespan of your device.
2. Contenuto della confezione
- JUOVI J2651 Portable Charger
- Cavo di ricarica da USB-C a USB-C
- Manuale d'uso
3. Prodotto finitoview
Ports and LED Display
The JUOVI J2651 Portable Charger features multiple ports for versatile charging and a clear LED display to show battery status.
- 2 x USB-C Ports (C1/IN/OUT, C2/IN/OUT): These ports support bi-directional high-speed charging (up to 35W), allowing you to charge the power bank itself or charge compatible devices.
- 2 x USB-A Ports (USB1/OUT, USB2/OUT): These ports provide output for charging various USB-A compatible devices.
- Pulsante di accensione: Located on the side, used to turn on the device and activate/deactivate trickle charging mode.
- Display digitale a LED: Mostra la percentuale residua della batteriatage del power bank.

Image: Straightforward LED Display on JUOVI J2651 Portable Charger, showing battery percentage.

Image: JUOVI J2651 Portable Charger demonstrating 35W two-port simultaneous charging with input and output labels.
4. Ricarica del Power Bank
Before first use, fully charge your JUOVI J2651 Portable Charger. It takes approximately 2 hours to fully recharge the power bank from 0% to 100% using a compatible 35W power adapter (not included).
- Connect the provided USB-C to USB-C cable to one of the USB-C ports (C1/IN/OUT or C2/IN/OUT) on the power bank.
- Plug the other end of the USB-C cable into a compatible 35W (or higher) USB-C power adapter.
- Collegare l'adattatore di corrente a una presa a muro.
- Il display digitale a LED mostrerà l'avanzamento della carica, indicando la percentuale della batteriatage.

Image: JUOVI J2651 Portable Charger illustrating bidirectional charging via Type-C ports, showing both power bank recharging and device charging.
5. Ricarica dei dispositivi
Modalità di ricarica standard
The power bank can charge up to four devices simultaneously using its 2 USB-C and 2 USB-A ports.
- Collega il cavo di ricarica del tuo dispositivo alla porta appropriata (USB-C o USB-A) del power bank.
- Collega l'altra estremità del cavo al tuo dispositivo.
- Il power bank inizierà automaticamente a caricare il tuo dispositivo. Il display LED mostrerà la carica residua del power bank.
Trickle Charging Mode for Low-Current Devices
This mode is ideal for charging low-current devices such as Bluetooth earbuds, smartwatches, or other small electronics, protecting their batteries from overcharging.
- To Enter Trickle Charging Mode: Double-click the power button. The LED indicator will start cycling to confirm activation.
- To Exit Trickle Charging Mode: Double-click the power button again. The LED indicator will switch back to the power display.

Image: JUOVI J2651 Portable Charger demonstrating versatile charging options with 2x Type C and 2x USB A ports connected to a phone, tablet, and earbuds.
6. Caratteristiche del prodotto
- Ricarica ad alta velocità da 35 W: With 35W fast charging and PD 3.0 technology, quickly power up your devices.
- 4 porte di ricarica: Equipped with 2 USB-C and 2 USB-A ports, allowing simultaneous charging of up to four devices.
- Bi-Directional USB-C Ports: Both USB-C ports support input and output, offering flexibility for charging the power bank or your devices.
- 20,000mAh Ultra Capacity: Fornisce ample power to keep your devices charged throughout the day, suitable for air travel.
- Ampia compatibilità: Supports a broad range of 3C digital electronic products, including phones, tablets, smartwatches, and earbuds.
- Transparent Power Rating: Delivers a true 13,000mAh (5V/3A) to devices, accounting for energy loss from the internal 20,000mAh battery.
- Sistema multiprotezione: Built-in smart identifying chip system provides over-heat, over-current, over-discharge, over-voltage protezione da cortocircuito e sovraccarico.

Image: JUOVI J2651 Portable Charger highlighting its 20000mAh capacity and air-travel compatibility, showing estimated charges for various devices.

Image: Diagram illustrating the multi-protection features of the JUOVI J2651 Portable Charger, including safeguards against over-heat, over-current, and short-circuit.
7. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Numero di modello | J2651 |
| Capacità della batteria | 20000 milioneamp Ore (mAh) |
| Capacità nominale (uscita) | 13000 mAh (5 V/3 A) |
| Potenza massima in uscita | 35W |
| Tipo di connettore | USB Type C*2 (In/Out), USB Type A*2 (Out) |
| Dimensioni del prodotto | 5.39 x 2.76 x 1.02 pollici |
| Peso dell'articolo | 13.8 once |
| Caratteristiche speciali | Spegnimento automatico, display digitale, ricarica rapida, protezione da sovraccarico, protezione da cortocircuito |
8. Informazioni sulla sicurezza
Please follow these safety guidelines to prevent damage to the product or injury to yourself:
- Non esporre il prodotto a calore o fuoco.
- Non conservare il prodotto in ambienti caldi o umidi.
- Use of a power supply or charger not recommended by the product manufacturer may result in a risk of fire or injury.
- Operating temperature should be between 0°C and 45°C (32°F and 113°F).
- Non smontare il prodotto. Portarlo da un tecnico qualificato quando è necessaria assistenza o riparazione.
- If the product is not used for long periods, charge and discharge it every three months.
- When charging devices, the product may become warm. This is normal operating condition.
- Smaltire il prodotto in modo responsabile secondo le normative locali.
9. Risoluzione Dei Problemi
- Dispositivo non in carica: Ensure the power bank is sufficiently charged. Check cable connections and try a different cable or port.
- Ricarica lenta: Verify that your device supports fast charging and that you are using a compatible cable. Ensure trickle charging mode is not accidentally activated for high-power devices.
- Il power bank non si accende: Press and hold the power button for a few seconds. If it still doesn't turn on, it may need to be recharged.
10. Manutenzione
- Keep the power bank clean and dry. Avoid contact with liquids.
- Conservare in un luogo fresco e asciutto, lontano dalla luce solare diretta e dalle temperature estreme.
- Charge the power bank fully at least once every three months to maintain battery health if not in regular use.
11. Garanzia e supporto
For warranty information or technical support, please refer to the documentation included with your purchase or contact JUOVI customer service directly. Keep your purchase receipt as proof of purchase for any warranty claims.