Pylontech PowerCube-X1 Operation Manual page 5

Warning: Do not open or deform the battery module;
Warning: Whenever working on the battery, wear suitable personal protective equipment (PPE)
such as rubber gloves, rubber boots and goggles.
Warning: PowerCube-X1 system working temperature range: 0℃～50℃; Optimum temperature:
18℃～28℃. Out of the working temperature range may cause the battery reduces the
cycle of life even cause the battery system over / low temperature alarm or protection.
It will affect the warranty.
Caution: Improper settings or maintenance can permanently damage the battery.
Caution: Incorrect inverter parameters will lead to the premature aging of battery.
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