1.High precision Humidity and temperature controller 2.easy operating 3.use widely Gel rev.control:88%RH±5%RH(20°C)Response speed:typical values≤5SControl range:fixed support required by the spum-control score set pure.sine wave inveteBack to poor:4~6°CLoad control:Manual or automatic conversionoutput:a time working voltage,raltage,rated power resistance sex loadVolume:48*48*78mm2