Battery life: 1-speed fan about 10 hours; 2-speed fan about 4.5 hours; 3-speed fan about 2.5 hours. Battery capacity: 2000mA. Type: Hanging Neck Fan. Fan function: Press the switch once to start 1-speed airflow, press the second switch to start 2-speed airflow, press the third switch to start 3-speed airflow, press the fourth switch to turn off the power.
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