I was thinking of buying several boxes of this product as souvenirs, but I didn't travel this time. This is for someone who likes fans. It's light and cool. F30 Pro handy fan equipped with a 3000mAh battery. The light blue neck strap makes it convenient to carry. - Model: F30 Pro - Capacity: 3000mAh - Output: 5V 1000mA - Power: 5W Thank you for viewing.