ITEM NAME:5pcs HR31/HR202L Digital Temperature And Humidity Sensor Descriptio n Material: plastic heel chip Size: 1.83* 0.73* 0.5 cm Packing: 5* humidity sensor High quality buy, happy buyï ¼ 5pcs HR31/HR202L Digital Temperature And Humidity Sensor.We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.