[DETAIL] Specification: Temperature Range: -50°c ~ 70°c Measuring Humidity Range: 10% RH ~ 99% RH Humidity Accuracy: 5% Humidity Display Resolution: 1% RH Temperature Accuracy: 1°C Operating Voltage: 1.5V, or LR44 batteries (Not Included ) Sampling Period: 10S Dimension: approx. 48 x 28.5 x 15.2mm LCD Dimension: approx. 40 x 22.5mm Installation dimensions: approx. 46 x 27 x 13.5mm This hygrometer has a probe, which can test some places humidity exactly. It was used widely Package included: 1 x digital hygrometer thermometer [ATTRIBUTES] - Battery Included: No - Hign-concerned Chemical: None - Measure Type: K - Battery Included: No - Hign-concerned Chemical: None - Measure Type: K - Type: K - Theory: Temperature Sensor - Display Type: DIGITAL - Power Type: Button Battery - Origin: Mainland China - Max Measuring Temperature: 50°C - 69°C - Style: Embedded - Brand Name: Stlxy - Is Smart Device: No - Use: Household - Display Size: 1.9 Inches & Under