🌬️ TianNorth 4000mAh Battery Operated Fan: Powerful 7-inch Desk Fan with 135° Vertical & 90° Horizontal Rotation - Portable Clip-on Fan for Bedroom, Tent, Beach, Treadmill, and Car Review

NEW VERSION:Increase Automatic rotation (Rotating Button) Improved auto-oscillation design, improved clamp design, easy to clip on baby stroller or car backseat, tight clip. Three Speed & Low decibel:With on/off ,rotary button,which is featured in stepless control, you can adjust it to the most comfortable wind speed. The running sound could be less than 20db when it working at minimum speed, it is quieter than that flipping a book. the maximum working decibel is just 40db, which will not disturb your sleep, work and study. Multi Power Supply:Built-in replaceable and rechargeable 4000mAh battery, fully charged batteries can last for up to 12 hours+(depending on different speeds). USB charging via a computer, laptop, mobile power, USB charger, mobile phone adapter, car charger, etc. The battery table fan can run and charge batteries simultaneously. VERSATILE DESIGN:This battery operated clip fan is not only a perfect choice for people used in their office but also suitable for mums used in their baby strollers. It is lightweight and you can clip it to anywhere you need. Do not like others, this clip is very strong and will not slipping away. And you can also stand it on the table alone as table fan. ONE YEARS WARRANTY WITH PROMISE: We have confidence in the quality of this mini fan. Also, if you choose our products, we promise that our company will offer the best after-sales service for you. Support 60 day refund, 12 month warranty. If there is any problems or suggestions, do not hesitate to contact us through the Amazon message and we will try our best to offer best after-sales service for you.