Xikar Purotemp Humifan Air Circulator, Metal & Plastic, Black

fan runs in 15 second cycles every 15 minutes angled centrifugal fan maximizes air circulation oversized side intake for maximum air redistribution LED battery status indicator batteries included (four AA batteries) Dimensions: 5.9″W x 2.95″H x 0.98″D Under normal conditions, higher humidity levels rise and settle toward the top of your humidor. The Humi Fan provides intermittent air circulation to prevent stagnant conditions inside your humidor, allowing your cigars to “breathe” by redistributing the air inside your humidor to diffuse inconsistent humidity levels, providing a more consistent and stable environment for your cigars. The Humi Fan is designed to work with cigars resting directly against the intake of the unit.