Mawu Oyamba
The Zendure A4 Portable Charger is an ultra-durable 13400mAh external battery power bank designed for reliable power on the go. It features a robust construction and intelligent charging capabilities to keep your devices powered.
- Durability & Style: Constructed from crush-proof composite material with dual-injection molding and a shock-absorbing central belt, ensuring exceptional durability.
- High Energy Conversion: Achieves an energy conversion rate of up to 80%, allowing for efficient power transfer to your devices.
- ZEN+ Technology: USB ports automatically detect your device and optimize output for maximum charging speed (up to 2.1A). The power bank turns on automatically when connected to compatible devices.
- Charge-Through Feature: Allows you to charge the Zendure A4 while simultaneously charging your devices using a single wall charger (10W+ power source recommended).
- Nthawi Yaitali Yoyimirira: Can maintain up to 95% of its charge after six months in standby mode (when USB disconnected), making it ideal for emergency backup.
Zathaview

Figure 1: The Zendure A4 Portable Charger, highlighting its durable, ribbed silver casing and LED power indicators.

Figure 2: Size comparison of the Zendure A4 Portable Charger (4.5 x 2.8 x 0.94 inches) alongside an iPhone 7, illustrating its compact form factor.

Figure 3: An infographic demonstrating the 13400mAh capacity, capable of approximately 4 charges for iPhone X, 6 for iPhone 6, and 2 for iPad mini.
Khazikitsa
Before first use, fully charge your Zendure A4 Portable Charger.
- Kulipira Power Bank: Connect the included Micro USB cable to the power bank's input port and plug the other end into a USB wall charger (not included). The LED indicators will show charging progress.
- Initial Device Connection: Once the power bank is charged, connect your device (smartphone, tablet, etc.) to one of the USB output ports using your device's charging cable. The power bank will automatically begin charging.
Malangizo Ogwiritsira Ntchito
The Zendure A4 is designed for ease of use and efficient power delivery.
- Makinawa kutsegula: The power bank automatically turns on when a compatible device is connected, eliminating the need to press a power button.
- Kulipiritsa Koyenera: ZEN+ technology ensures your device receives the fastest possible charge by intelligently detecting its power requirements.
- Kulipira Kudutsa: You can charge the Zendure A4 and your connected devices simultaneously. This is useful for charging multiple items overnight with a single power adapter.
- Kulipiritsa Zida Zapawiri: With two USB output ports, the Zendure A4 can charge two devices at the same time.

Figure 4: Illustration of the pass-through charging feature, showing the power bank being charged while simultaneously charging a smartphone.
Kusamalira
To ensure the longevity and optimal performance of your Zendure A4 Portable Charger, follow these maintenance guidelines:
- Posungira: Sungani banki yamagetsi pamalo ozizira, owuma kutali ndi dzuwa komanso kutentha kwambiri.
- Kuyeretsa: Use a soft, dry cloth to clean the exterior. Avoid using harsh chemicals or abrasive materials.
- Charge Retention: Due to its excellent standby charge retention, you do not need to constantly recharge it if using it as an emergency backup. However, for best battery health, it is recommended to fully charge and discharge the unit periodically.
- Durability Features: The crush-proof composite material and shock-absorbing belt provide significant protection, but avoid intentional drops or excessive force.

Figure 5: A visual representation of the Zendure A4's extreme durability, showing it withstanding pressure from a car tire.
Kusaka zolakwika
If you encounter issues with your Zendure A4, consider the following common solutions:
- Chipangizo Chosalipira: Ensure the power bank is sufficiently charged. Try a different USB cable or a different output port. Verify your device's charging port is clean and undamaged.
- Power Bank Sakulipira: Check the Micro USB input cable and the wall adapter. Try a different wall adapter or USB port. Ensure the cable is fully inserted.
- Kuyitanitsa Pang'onopang'ono: Ensure you are using a high-quality USB cable. For pass-through charging, a 10W+ power source is recommended for optimal speed.
- Zizindikiro za LED sizikugwira ntchito: If the power bank is functioning otherwise, this might indicate a minor issue. Try fully discharging and recharging the unit. If the problem persists, contact customer service.
Zofotokozera
| Mbali | Tsatanetsatane |
|---|---|
| Miyeso Yazinthu | 4.5 x 2.8 x 0.94 mainchesi |
| Kulemera kwa chinthu | 9.3 pawo |
| ASIN | B014RBEEIQ |
| Nambala Yachitsanzo Yachinthu | ZDA4P33 |
| Mabatire | 4 Mabatire a Lithium Ion amafunikira |
| Mtundu | Sliver Slim |
| Wopanga | Zendure |
| Tsiku Loyamba Likupezeka | Ogasiti 31, 2015 |
| Mtundu Wolumikizira | lightning, usb, Micro USB |
| Voltage | 3.7 volts |
Zomwe zikuphatikizidwa
Your Zendure A4 Portable Charger package includes:
- Zendure Portable Charger External Battery Power Bank
- Chingwe cha Micro USB
- Thumba laulendo
- Zikomo khadi
- Kalozera wazinthu
Note: Does not include an Apple Lightning Cable.
Official Product Video
Video: An official Zendure video showcasing the durability, high energy conversion, and intelligent features of the Zendure A4 Portable Charger, including its ability to maintain charge over long periods and pass-through charging functionality.
Chitsimikizo & Thandizo
The Zendure A4 Portable Charger comes with an 18-month warranty. For friendly customer service and additional support, please visit the official Zendure store on Amazon:





