One plus 3T - Manual (Page 25)

25 | What’s in the Box Device OxygenOS Safety Information
To save power and achieve longer battery life
• Features like Bluetooth and Wi-Fi consume more power, please disable these features when you phone is not in use.
• The brighter the screen is set, more energy will be consumed; you can dim the screen brightness and shorten the sleep time
in the settings.
• Make sure only using outlets with the correct voltages (as labelled on the adapter) for charging. Using the sockets with incorrect voltage
can damage your phone and/or battery and lead to injury.
• Do not use unsafe plugs or outlets.
• Do not use a short-circuit charger.
• Do not disassemble or modify the charger, as this may lead to personal injury, electric shock or fire.
• Do not use the charger in humid environment.
• Do not touch the charger, cable or power socket with wet hands, as this may cause electric shock.
• Do not place heavy objects on the power cord or attempt to modify any cables.
• Make sure to grasp the charger firmly while unplugging it. Do not pull the power cord as this may lead to damage and cause electric
shock or fire.
• Before cleaning the device, unplug the power plug from the socket.
• Do not charge the battery under the following conditions: in direct sunlight, in temperatures below 5°C or above 40°C; in the
environment with humidity, dust or strong vibrations; in areas near a TV, radio or other electrical appliances.
• The maximum ambient charging temperature of the equipment declared by manufacturer is 25°C.
• The charger is intended for indoor use only.
| What’s in the Box Device OxygenOS Safety Information