Super Quiet-Brushless motor provides strong wind while saving power. Air circulator, also noiseless, with a noise level below 20 decibels. High Capacity Rechargeable Battery - Ensures 10 hours of wireless working time - With rechargeable 2600mAh lithium battery, 3-10 hours works on a full charge, rechargeable hundreds of times and ensure safe use. Portable Lightweight- When you go out, you can put it in the bag with you, especially suitable for summer travel or outdoor sports, you can take it anywhere Small and Lightweight- Very small, but powerful wind, it helps you save space. 240g and non-slip design, stable when working. You can use it in offices, kitchens, bedrooms, living rooms, etc. A small desk fan can be your best man in summer.