Inkbird AC 110V Digital Pre-wired Outlet Dual Stage Humidity Controller IHC-200 (IHC-200) [Two Modes] Switch different modes between humidification and dehumidification automatically. [Range & Accuracy] Humidity measuring range: 5~99.99%RH; Humidity control range: 5~99%RH; Accuracy: 3%RH. [Function] Control humidity by setting value and differential value. Calibrate the humidity value, delay protection for control output, and query current temperature. [Alarm for Safe] Alarm when humidity exceeds high/low humidity setting value; alarm when sensor error or humidity exceeds limit. [Multipurpose] Widely used for mushroom, mini greenhouse, ventilator fan, crawl space, turtle enclosure, curing chamber, snake cage, tobacco cage, etc.