Socool 10000mAh Rechargeable Portable Waist Fan – Clip-On, Wearable Personal Fan with 5 Speeds & Flashlight for Outdoor Travel (Green)
$29.99Featuring a built-in 10000mAh rechargeable battery, this fan operates for up to 40 hours at low speed. It charges in 4-5 hours and can be used while charging, providing continuous cooling wherever needed.