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- Use only an approved power supply for your terminal, using other power supplies may damage the device.
- Use rechargeable Li-ion battery properly:
- Use only an approved rechargeable battery.
- Do not dispose of the battery in fire or water.
- Do not expose the battery to temperature above 60°C, store it in an environment between -20°C and 60°C.
- Charge with a charger designated for the device.
- Keep the contact surface of the battery away from metal to avoid a battery short.
- Recycle or dispose of an expired battery properly complying with local environment requirement.
- Do not use ethanol and other corrosive liquid to clear the device.
- If broken, do not open the terminal and repair it yourself.
- Do not place the product in an elevated temperature, humid, dusty or strong electromagnetic field environment.
- Do not shake the terminal violently.
- Do not plug in or pull out any external components or equipment while the terminal is charging, it may cause damage to the internal circuitry.