Samsung SM-R322 User Manual page 68

Safety information
The device can be used in locations with an ambient
temperature of 0°C to 35°C. You can store the device at an
ambient temperature of -20°C to 50°C. Using or storing the
device outside of the recommended temperature ranges
may damage the device or reduce the battery's lifespan.
Do not store your device in very hot areas such as inside a
car in the summertime. Doing so may cause the screen to
malfunction, result in damage to the device, or cause the
battery to explode.
Do not look directly at bright light while you are wearing
the device without the mobile device inserted. Doing so
may damage your eyesight.
Do not use the device if errors occur. Continued use of
the device after errors occur may result in discomfort or
personal injury.
68