Features: 【EMERGENCY POWER BANK】:3000mah battery capacity not only allows the portable personal fans to last long, but also be used as an emergency power bank. The mini handheld has a USB power output port, can charge phones at critical moments, preventing phones from shutting down in an emergency. 【Emergency Power ＆ LED Light】Our clip on fan battery operated has 3 brightness settings, which can provide you with enough light at night, In addition, it has USB-A interface, which can be used as an emergency backup power source for your mobile phone, flashlight And the laptop is charged. It is of the essential equipment for outdoor travel. 【Quiet but Powerful Wind】The clip on bed fan has three different speeds, designed to keep your baby cool without an irritating noise, Its powerful 3000RPM turbo motor, giving you an instant breeze of up to three meters, which can provide you with ultra-strong airflow at the lowest noise (