DescriptionThe guitar humidifier is functional and useful, sturdy and practical, which can be applied to folk acoustic guitar. If you've been looking for a guitar humidifier, then our guitar humidifier with hygrometer will be your great choice, with small size and simple appearance and give you a good using experience.Features-Color:Blue -Material:ABS -Size:10.80X10.80X1.50cm/4.24X4.24X0.59in - With the use of a guitar humidifier with hygrometer, you can maintain a excellent humidity level for your acoustic guitar. - Hygrometer designed humidifier is easy to use and can be installed in minutes, without any special tools. - Humidity care kit, with an indicating needle, precise and reliable. Keeps track of your guitar whether is too dry or wet. - With this humidifier, great to help preserve the tone and playability of your folk acoustic guitar over time. - Acoustic guitar humidifier, easy to install and can be placed inside the sound hole of the guitar, meeting your needs well.