Humidity indicator cards

详情

6 dot humidity indicator cards, We have specifically designed these premium humidity indicator cards to be as easy to use as possible! All you have to do is insert our handy moisture indicator cards in the space you wish to monitor and the handy colour-changing spots will show you the exact humidity level! You can rest assured that our elite humidity indicator cards will continuously and accurately display the humidity levels for your convenience!
*5 pcs sealed in on pack, *0 packs load in one tin.