Remote controller
Preparing
When you use the remote controller for the first time, pull out the insulation sheet.
Insulation sheet 
For USA-California Only:
This product contains a CR Coin Cell Lithium Battery which contains Perchlorate Material— special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate
Replacing the lithium coin battery
If the effectiveness of the remote controller decreases, replace the battery.
CR2025
Caution:
Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.
Battery shall not be exposed to excessive heat such as sunshine, fire, or the like.
Remote controller
Warning:
Do not install any battery other than CR2025 or its equivalent.
Do not leave the remote controller in places (such as dashboards) exposed to direct sunlight for a long time.
Store the battery in places out of reach of children.
Do not recharge, short, disassemble, heat the battery, or dispose of it in a fire.
Do not place the battery with other metallic materials.
Do not poke the battery with tweezers or similar tools.
Insulate the battery by wrapping it with tape when disposing or storing it.