imilab EC4 Manual Del Usuario página 17

Battery (battery pack or batteries) must not be exposed to
sunlight, fire, or similar overheating conditions.
This product is a low power consumption camera with
battery built-in. Don't use Real-Time Monitoring feature for
long time when charging, in order to avoid battery life loss.
Do not use the device in the environment at too high or too
low temperature, never expose the device under strong
sunshine or too wet enviroment.
EN-15