DAIHAN-brand® Pocket Dew-point Thermo-Hygrometer of Temp / RH% / DP℃, Max/Min, Hold Optional Ext. Temp Probe(-20+70℃), -20+50℃, 0~100% RH, -78.7+50℃ DP, 포켓 다기능 이슬점 온습도계 (DH18CAT11113059)