3 Level Humidity Indicator Cards
Humidity Indicator Cards are designed for use in the packaging of moisture sensitive electronic or electro-optic equipment, or any other humidity controlled enclosure. using a colour change indicator card which turns from blue to pink as the humidity increases, and turns back to blue when the humidity decreases.
Established in 1998, Chunwang is well-known as one of the leading manufacturers and suppliers of 3 level humidity indicator cards in China. During the past two years, we have introduced advanced equipment and technology into our factory. Please be free to buy our cheap products made in China.