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No, only one power pack can be connected.
Class 9 dangerous goods
1. You can press and hold the power switch for more than 3 seconds to check whether the screen is displayed; 2. Then connect the input to charge and check whether there is input power. If there is still no response after 10 minutes of charging, please contact the after-sales team for assistance.
1. Check temperature: If you use high-power appliances for a long time, please stop using the power supply until the temperature is normal before use. If the ambient temperature is too low, place it in a warmer location and let it rest for a period of time before trying to charge. 2. Check the specification parameters: check whether the input terminal meets the product specification parameters, AC maximum 1500W, PV port 11V-60V, maximum 500W; if it exceeds the device input specification range, it cannot be charged; 3. Troubleshooting settings: Connect the device to the APP and view it in the settings in the upper right corner of the device details page. ① ""Charge and discharge upper and lower limits"", check whether the charging upper limit is set; ② ""Lab Function - Custom Policy"", check whether the charging restriction policy is set; 4. Check the charging cable or input source: If the charging cable or input source malfunctions, the input cannot be entered. Try to replace the input source to see if there is a problem with the device. If the problem persists, you can shoot a video showing the connection method that cannot be charged for further investigation or contact the after-sales team for assistance.
For stability reasons, it is not recommended to use emergency equipment (such as Respirators) as a power supply method.