Function: Neck Fan: Use around the neck, the wind blowing upward, blowing to the cheek, free hands, go out to play without a burden Large Battery Capacity: 1200mAH li-ion Large Battery Life and Portable: Essential for going out to play, about 130g, put the bag to put on the body without a burden Three Gear Wind Speeds: Sleep wind, natural wind, strong wind Brushless Motor: brushless motor, low power consumption, silent use USB Rechargeable: No more battery life anxiety Specification: Input Voltage: DC5V Motor Type: Brushless motor Power supply: USB Wind Speed: Third Gear Charging Time: About 3H Battery Working Time: About 4H Wind Gear Speed: 3 Gear, Sleep wind, natural wind, strong wind Fan Speed: 1 Speed-2900, 2 Speeds-3500, 3 Speeds-4000 Operating Power: 1-speed-1.2W, 2-speed-2.2W, 3-speed-3.2W Holder neck design, motor, 3speeds, Small and portable Color: Blue Material: plastic Package Contents: 1x halter neck fan Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.