Features 1、High Precision Sensor: The sampling rate of the high-precision sensor is as high as 8 times/second, and the display update rate is 3 times/second. 2、Value Lock: It can lock the maximum, minimum, and real-time values during the measurement process. 3、Maximum/Minimum Value: Press the /"MAX/" button lightly to lock the maximum value; lightly press the /"MIN/" key to lock the minimum value. 4、High Definition Large Screen Display: The display screen has white background light. 5、The product is compact and easy to store. Specification Portable digital humidity temperature meter is designed with a high precision sensor, which makes measuring work easy, fast, and accurate. This hygrometer thermometer is widely used in home, agriculture, industrial, laboratory, greenhouse, warehouse and aquaculture, data storeroom, etc. Features: High Precision Sensor: The sampling rate of the high-precision sensor is as high as 8 times/second, and the display update rate is 3 times/second. Value Lock: It can lock the maximum, minimum, and real-time values during the measurement process. Maximum/Minimum Value: Press the "MAX" button lightly to lock the maximum value; lightly press the "MIN" key to lock the minimum value. High Definition Large Screen Display: The display screen has white background light. The product is compact and easy to store. Specifications: Model: TA620A Material: ABS Temperature: Range: -20~60℃ (-4~140℉) Accuracy: ±1.5℃/±3℉ Resolution: ＜100℃, 0.01℃/0.01℉≥100℉, 0.1℉ Humidity: Range: 0~100%RH Accuracy: ±5%RH (20~80%); Other Range: ±8%RH Resolution: ＜100%RH, 0.01%RH Display: 4 digits, max 1999 Sensor: GXHTC3 Sampling Rate: 8 times/s Refresh Rate: 3 times/s Auto Power Off: 15mins (can be disabled) Working Environment: -10~50℃, Max 80%RH, indoor altitude＜2000m Storage Environment: -10~50℃, Max 70%RH (battery removed) Screen Size: 34 x 31mm Power Supply: 2 * 1.5V AAA (R03/LR03) (Not included) Item Size: 167 * 59 * 29mm / 6.57 * 2.32 * 1.14in Item Weight: 98g / 3.45oz Package Weight: 190g / 6.70oz Package Size: 20 * 8 * 4.5cm / 7.87 * 3.15 * 1.77in Package List: 1 * Temperature Humidity Meter 1 * Drawstring Bag 1 * User Manual (English) Package List Package List: 1 * Temperature Humidity Meter 1 * Drawstring Bag 1 * User Manual (English)