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Cautions using remote controller:
1. Keep remote controller transmitter head from direct sunlight to avoid fault.
2. To ensure good waterproof function, battery is pre-installed before shipment.
3. When battery is low, please replace it in time, otherwise it will affect sensitivity.
4. Use right battery and install in right polarity. After installed battery, inject the battery
cover with glue.
5. Dispose battery properly under local law and regulation.
6. Do not throw remote controller or put heavy object on it, do not dip remote controller
in water for long time.