How to connect to the mobile phone APP

October 9, 2025

As energy storage batteries become more intelligent, a growing number of battery products support real-time monitoring and debugging via mobile apps. Through these apps, users can quickly check battery status, identify faults, and perform preliminary parameter management without disassembling the device or connecting it to a computer.

I. Pre-Connection Checklist

Before linking the mobile app, ensure the following:

The battery supports Bluetooth or Wi-Fi communication.
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The official recommended app has been installed.
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The Bluetooth or WiFi module is powered on and close to the phone (recommended distance: <5 meters)
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App permissions enabled: Bluetooth permissions & location information permissions ( for more accurate Bluetooth connection )
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II. How to Connect the Mobile App

(Example: 48V 100 Ah Server Rack Battery)

👉Download the manual to learn more about how to use the EW App

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III. Core Features of the Mobile App

Most battery apps have similar functional structures. Common functions are as follows:

1.

Real-time Monitoring Interface

2.

Alarms & Protection Alerts

3.

Communication Protocol Selection (for matching different inverters)

Ⅳ. Troubleshooting & Solutions

Q: The device cannot be found or the connection fails.

A: Bluetooth is not turned on or the permission is not enabled. Please check whether the Bluetooth switch and APP location permission are turned on, and restart the APP.

Q: Battery cell data is incomplete or freezes when refreshing

A: The signal is unstable . Try restarting the battery or restarting the app and moving it close to the battery to reconnect .

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The mobile app is an important extension of intelligent battery management, allowing users to monitor battery status anytime, anywhere. Compared to traditional host computer debugging, the app is more intuitive and faster, making it particularly suitable for home users, DIY enthusiasts, and field debugging engineers.

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Main Article

Decoding the Multi-Dimensional Communication Capabilities of the ECO-WORTHY 48V100Ah Server Rack Battery

May 27,2025

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Core Topic

The core theme of this article series is “Intelligent Battery Communication,” focusing on the communication functions and technologies of the 48V 100AH server rack battery and its related devices. It covers master-slave communication, upper computer communication, mobile APP communication, and inverter communication, aiming to help users understand and apply these technologies.
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