Measurement 
            Methods | 
            Temperature: 
            Humidity: | 
            Semiconductor Sensor 
            High Molecular Electrostatic Capacity Sensor | 
        
        
            Measurement 
            Ranges | 
            Temperature: 
            Humidily: | 
            -20 to 50℃ / -4 to 122°F 
            -20 to 80℃ / -4 to 176°F (with sensor Extension Cable) 
            20 to 90%RH (No Condensation) 
            0 to 100%RH (with Sensor Extension Cable,No Condensation) | 
        
        
            | Display(LCD) | 
            Resolution 
            Temperature: 
            Humidity: 
            Others:Dew Point 
            :Absolute Humidity 
            :LCD Display | 
            0.1℃ / O.1°F O.1%RH 
            -20 to 80℃ / -4 to 176°F 
            0 to 100%RH 
            (-80 to 80℃ / -112 to 170°F) 
            (0 to 290g/m²) 
            Battery Checker,Chart Speed,Setup Mode,etc | 
        
        
            Recording 
            (Chart form) | 
            Chart Paper 
            Working Width 
            Feeding 
            Feeding Accuracy | 
            Z-Fold Type,12m/ 39.37feet (Length) 113mm /4.44inch (Width) 
            100mm (3.93inch) for record both Temperature and Humidity 
            Sprocket 
            ±3 mm / 0.12inch (at 12m / 39.37 feet. Long Recording) | 
        
        
            | Accuracy | 
            Temperature 
            Humidity | 
            ±1.0℃ / ±1.8°F at 0 to 50℃ /32 to 122°F 
            ± 3% RH (at 25℃ /77F) 
            *Accuracy Guarantee Range on Humidity is 10 to 90%RH | 
        
        
            | Calibralion | 
            Temperature 
            Humidity | 
            1 Point 
            1 or 2 Point | 
        
        
            | Recording Range | 
            User Selectable among 
            ①②③ with Switch | 
            *Temperature 
            ①-20 to 80℃ / -4 to 176°F 
            ②0 to 50℃ / 32 to 122°F 
            ③±10℃,±25℃, ±25°F,or 50°F 
            *Humidity 
            ①0 to 100%RH 
            ②±10%RH or ±25%RH | 
        
        
            Environmental 
            Conditions | 
            Ambient Temperature 
            Humidity | 
            -20 to 50℃ / -4 to 122°F 
            20 to 90%RH (No Condensation) | 
        
        
            Power 
            Requirement | 
            Battery 
            AC Adaptor Inlet | 
            LR20,1.5V x 4pcs 
            Input 9V 500mA | 
        
        
            Dimension 
            Weight | 
            W x H x D (mm / inch), 
            kg,lbs (Without Batteries) | 
            300 x 245 x 105 mm / 11.8 x 9.6 x 4.1 inch, 
            2.1kg 4.6lbs | 
        
        
            | Other Features | 
              | 
            Desktop or Wall Mount Socket (2holes) 
            3mm (0.13inch) marking on Temperature / Humidity Recording 
            Pen Position Adjustment Automatically,or with Switch | 
        
        
            | Standard Accessories | 
              | 
            LR20,1.5V x 4 
            1 Pcs Chart Paper 
            1 Pcs Blue / Red Fiber Tip Pen | 
        
        
            | Option Accessories | 
              | 
            Sensor Extension Cable 
            ( 5m / 16.40feet, 20m / 65.62feet, 50m / 164.04feet ) 
            Chart Paper ( 5 Sheets / Box ) 
            Chart Pen ( 2 Blue & 2 Red pens ) / Box |