5pcs Mini Hygrometer Thermometer Humidity Meter with Digital LCD Monitor, 501 Original

Features:-Prevention of cold, dry skin, asthma, mildew, very suitable for monitoring the family's living conditions and health.-Suitable for home, office, baby room, greenhouse, cigar box, car, school, hotel, laboratory, etc.I. function overview:1.LCD display2. Opening dimension diameter 41mm (small error in measurement)3. External diameter 45.2 (small error in measurement)4. Weight: 25g (including 1 battery)5. Humidity display6. Humidity measurement range 10% - 99%7. Humidity display resolution 1%8. Humidity sampling period 10 seconds (1 minute)9. Humidity measurement accuracy ± 5%10. Rated voltage: DC1.5V (1 AG13 button battery)11. Temperature measurement range - 50 to 70 degrees F12. Temperature measurement accuracy ± 1 ℃ (under normal temperature)II. Battery installationFlip to the back of the product;Push the battery cover in the direction indicated by the arrow PI;Put two LR44 button batteries into the battery slotIII. installation and operation1. Embedded installationThere are errors in electronic products. Do not buy those with high requirements. The humidity of the products is about ± 5% at normal temperature, and the temperature is about ± 1 ° F.Notes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3cm measuring deviation due to manual measurement.5 X Thermometers