1. Twist the top of the humidifier by the counterclockwise direction to take off the filter wick .Leave the filter wick (cotton stick) in water for 2-3 minutes, make sure the filter wick is completely wet. 
2.Install the drenched filter wick into the humidifier 
3.Place the humidifier in the given cup or other container you wish to 
4.Plug the USB cable in the computer or power bank (red light is on), and then press the switch to turn the humidifier on (blue light is on) 5.Long time dry-running of the humidifier could cause damages. To avoid this, please add water or turn the humidifier off in time 

Specification: 
10 x Cotton Filter Stick
Color: White 
Size: 8 x 123mm / 0.31 x 4.84 in

To see a better performance, we advise user to soak it to be wet completely before inserting to the humidifier and turning it on.

The filter is recommended to be replaced every month👌🏻

OUR GUARANTEE

We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 30 day guarantee.

If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase.

Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right.

We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance.

Remember: Due to high demand, please allow 2-4 weeks for delivery- read our Shipping for more details!