DAIHAN® Desktop / Wallmount Dew-point Thermo-Hygrometer of Temp · RH% · DP℃, Max/Min, HoldProgrammable Danger Zone, Alarm 65dB, Time Clock, 0~50℃, 20~90% RH, -20+70℃ DP, 탁자 / 벽걸이용 이슬점 온습도계 (DH20030300P3101)