Digital LCD Humidity Meter Sensor Thermometer Gauge Hygrometer Room Temp.UK SELLERFeatures:-1. Built-in detector2. Small size, nice-looking and practical, 3. Accurate measurement, 4. Easy to use in smaller space, 5. Data will be updated every 5 seconds6. Size: 4.7cm x 2.7cm x 1.3cm (Approx.)7. Two Battery 1.5v LR44 Included Install8. Humidity measurement range: 10% RH-99% RH Relative temperature Test Range:  -50 °-70 °  Relative Humidity Test Range: 10% - 99%Humidity Measurement Accuracy: ±5% (at Room Temperature 25 °)This item we have to send installed battery and flat packaging for saving postagePackage Includes:-flat packaging1 x Meter  (without Cable) Black or White