USB 3000mAh LED Digital Display Portable Summer Air Cooling Hanging Neck Fan Bladeless Outdoor Sports Travel Personal Wearable Neckband Fans Feature: Invisible fan blades, 60 dual-turbo fan blades, 6 times the air volume, instantly cool, release your hands, and 360 deg; surround the wind. 15deg; slightly lying angle, precise wind. Three-speed adjustment, different wind speeds, extremely fast charging, real-time power display. Specification: Name: Digital Display Leafless Hanging Neck Fan Material: ABS+PC+electronic components Weight: net weight 233g Size: 22.6x19.8x5.6cm/8.9x7.8x2.2in Wind speed gear: 3 gears Built-in battery: battery model: 18650 lithium battery Battery voltage: 3.7V Input and output: 5V/0.8-1A MAX Battery life: 6-8h Noise: below 36dB Function: LED digital display Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1*Host fan 1*Charging cable 1*Instruction 1*Battery 1*color box