The Cigar Oasis Ultra 4.0 takes all the worry and fuss out of storing and maintaining your precious collection. Its slim profile and lid-mounted design makes it the most attractive and efficient humidification solution for desktop humidors. 
 
Rapid Response Technology
allows 2 way reactive communication between devices & app when connected to Smart Humidor Service. 
Changes of 3% or greater reflect instantly in the app. Changes made in the app to your set point reflect instantly as well. If no changes occur in the environment, devices check in every 8 Hours.
 
*Pre-treated water cartridge*requires distilled water only (appx 2-6 weeks for refiling). Replace cartridges annually.
Powered by a thin but durable electronic ribbon cable that fits through humidor seal
Large backlit display with live humidity & temperature readings
Soft to the touch sensor buttons to adjust your humidity setpoint
Built-in Wi-Fi capability for optional use with the Cigar Oasis SmartHumidor ™ IOS & Android app
Not suggested for use in climate controlled/wineador humidors
Supports internal humidor volume up to 1.5 cubic ft.