DeoDap Hand Free Personal Fan - Portable USB Battery Rechargeable Mini Fan - Headphone Design Wearable Neckband Fan Necklance Fan Cooler Fan  Features: Mute motor with super strong wind, to cool you off.Anti-wear fan for comfortable and hands free experience. Adjustment fan angle to meet your needs.Lightweight and fashionable design, no burden when doing sports. Easy to switch the wind speed - Switch 3 wind speed via A key switch. Instructions Long press for 3 seconds (on/off) Touch your button to cycle through the wind speed Indicator light: Work: blue light flashes Charging: red light Fully charged: blue light is on Low battery: red flashing Specification Type: Mini Neck Double Fans Battery: 18650-3.7V 1200mAh Power: 0.3W-1.2W Power input: DC 5V 1A Weight: Approx. 248g  Package list: 1 * Sports Fan 1 * USB Charging Cable Â

Portable USB Battery Rechargeable Mini Fan - Headphone Design Wearable Neckband Fan