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User Guide | COMFORT LwM2M | NB-IoT / LTE-Cat-M1
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After this battery replacement procedure, the product will automatically resume its "normal" operation
and clear the low battery indicators (status and LED).
1.8.4 Connecting the external power supply
1. Insert a flathead screwdriver tilted towards the front of the enclosure into the opening at the top
and press. The enclosure will open in two and the front panel will detach