$6.99 $13.99 You Save 50% ($7.00)
Worth buying to calibrate my Digital Hygrometer. Accurate reading after 24 hour wait
Arrived as advertised. Simple, uncomplicated to use. Open package, insert hygrometer seal package. Wait 24 hours, remove hygrometer, place in humidor. That ‘s it.
Shipped fast and in good condition will order from them again
Easy to use accurate can't beat it for the price.👍
Easy to use, works perfectly.