100% new and high quality
Temperature range: -30centigrade ~ 50centigrade
Humidity range: 20%RH-10%RH
Temperature error: ±1?
Humidity error: 40%RH: 7%RH, 40%RH~75%RH: 5%RH, 75%RH: 7%RH
Use for: home, office, hotel, restaurant, school, meeting rooms, factories, shopping malls, warehouses,
waiting room, hospital, yard, garden, etc.
Humidity calibration method:
1.Put a wet towel to cover at the back of meter or wrap up the entire about 30minutes.
2.At this time the meter should display the humidity reading is at 95%RH.
3.If the pointer does not point to 95%RH, please use the screwdriver to open the back shroud
and calibrate to 95%RH (or do not need to open the back shroud, just calibrate directly at the back of the meter)
Material: ABS plastic
1x thermometer hydrometer
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.