The Hydra® SM Electronic Humidifier is a sophisticated and reliable solution for maintaining optimal humidity levels in personal humidors up to 8 cubic feet. Designed for enthusiasts with collections of up to 1,000 cigars, this compact unit measures 6″ L x 2″ W x 3⅜” H and features a foam-filled water cartridge for efficient moisture distribution. Equipped with HygroSet® adjustable technology, the Hydra SM allows users to set and maintain their desired relative humidity levels with precision. An internal fan circulates air within the humidor, ensuring uniform humidity, while the large LED display provides real-time humidity readings every 30 seconds. For larger humidors or enhanced airflow, the unit supports up to three optional external fans. The Hydra SM also includes audible and visual low water indicators, alerting users when it’s time to refill the cartridge. A toggle switch allows users to turn off the audible alerts if desired. This combination of features makes the Hydra SM an excellent choice for cigar aficionados seeking a hassle-free and efficient humidification system.