Welcome to our store！</br> 1、It can be used by charging through USB power supply, or used without power supply, more convenient to carry when traveling. 2、It can be used as a charging bank with a large capacity of 2000mAh, can charge your mobile phone. 3、With three wind speed level, low-grade use can be up to 10 hours, provide better use feeling. 4、Made of high quality ABS material, firm and durable, not easy to break, provide longer service life. 5、With lanyard design, can be hang on your neck for using, more portable, provide better use feeling. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Lanyard Hanging Neck Fan Material: ABS Size: Approx. 13x8.5x4.5cm/5.1x3.3x1.8in Weight: Approx. 241g/8.5oz Color: Pink Battery Capacity: : 2000mAh/18650 (built-in battery) Motor: 2100 RPM to 3000 RPM Battery Voltage: 3.7V Input: 5V /1A Output: 5V / 1A Operating Current: 0.2A-1.4A Working Power: 1W-7W Instructions: The fan is adjusted in three level. The first time you click the key is in low gear, the second time you click the key is in middle gear, the third time you click the key is in high gear, and the fourth time you click the key is to close the fan. <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Hanging Waist Fan1 x&nbsp;Lanyard 1 x&nbsp;Fixed Belt 1 x&nbsp;Stainless Steel Frame 1 x USB Cable 1 x Instruction Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>