Based on general lithium-ion battery safety guidelines and information from similar products:
The built-in display panel communicates real-time capacity and system health status. 76% to 100% Battery capacity remaining. 3 Solid Lights: 51% to 75% Battery capacity remaining. 2 Solid Lights: 26% to 50% Battery capacity remaining. 1 Solid Light: 1% to 25% Battery capacity remaining.
This may indicate a short circuit or over-temperature protection. Unplug all devices and wait for the unit to cool down. 8. Safety Precautions Do not disassemble the unit. Do not expose to water or fire. Use only the provided BatPower accessories. Keep out of reach of children. 9. Specifications
Plug your standard USB charging cable into any available USB-A port on the ProE 2.
Ensure the cables are connected securely. Press the power button once to activate output.
to toggle between:
Free BatPower ProE 2 User Manual: Complete Guide and Setup Instructions

Based on general lithium-ion battery safety guidelines and information from similar products:
The built-in display panel communicates real-time capacity and system health status. 76% to 100% Battery capacity remaining. 3 Solid Lights: 51% to 75% Battery capacity remaining. 2 Solid Lights: 26% to 50% Battery capacity remaining. 1 Solid Light: 1% to 25% Battery capacity remaining.
This may indicate a short circuit or over-temperature protection. Unplug all devices and wait for the unit to cool down. 8. Safety Precautions Do not disassemble the unit. Do not expose to water or fire. Use only the provided BatPower accessories. Keep out of reach of children. 9. Specifications
Plug your standard USB charging cable into any available USB-A port on the ProE 2.
Ensure the cables are connected securely. Press the power button once to activate output.
to toggle between:
Free BatPower ProE 2 User Manual: Complete Guide and Setup Instructions