Feature:1. CLEAR LCD DISPLAY: The indoor thermometer uses a large LCD display with large bold numbers, allowing you to read the numbers from any angle and distance2. ENSURE DURABILITY: Humidity temperature gauge is made of good quality materials to ensure durability and practicality3. LIGHT AND SMALL: This portable meter is not only light and small, but also easy to put in the pocket, or anywhere in the house4. 1.0/ TEMPERATURE ACCURACY: Temperature measurement range from 4060 (40140), temperature measurement accuracy is 1.0/, relative humidity measurement range for 10%99%5. DETECTION INTERVAL OF 10 SECONDS: Detection interval of 10 seconds, built in 3V 210mAh lithium manganese button battery, can be used for a long timeSpecification:Item Type: Humidity Temperature GaugeModel: WKS-50Temperature Measurement Range: -40-60 (-40-140)Temperature Measurement Accuracy: 1.0/Relative Humidity Measurement Range: 10%-99%Detection Interval: 10 SecondsBattery Information: 1 x 3V 210mAh lithium manganese button battery(built in battery).Package List:1 x Humidity Temperature Gauge