Stay cool under pressure and in warm weather with this portable neck fan. Choose from 3 speed settings to maintain a cool breeze or blast away sweat and heat. The lightweight design provides all-day comfort without fatigue. Just charge up the battery and chill out. FEATURES: Twin turbine design Bladeless fans Lightweight for extended wear Low noise Low power consumption 3 speeds: low, medium, high Power on/off/speed button LED charging indicator Micro-USB port for battery recharge DC battery power: built-in rechargeable lithium ion battery Battery life: up to 5 hours at low speed Charge time: 4 hours WARRANTY: 90-Day Limited Warranty