• 3-in-1 Multi-purpose: Mutiple adjustments to meet the needs of daily life /office/ outdoor.
• Strong Airflow: 4 wind modes to customize your airflow.
• Cool all-day: 4500mAh for up to 15hrs cool.
• Quiet Tech: 48dB Max. for lower noise, more serenity
• Backup Battery: Be a rechargeable portable fan & power bank