Compatible with SHT2x by address and protocol
by default for modules above pull-up resistors disconnected
https://www.te.com/usa-en/product-CAT-HSC0004.html
GY-213V-HTU21D
https://ru.aliexpress.com/item/HTU21D-Breakout/32860890841.html
https://ru.aliexpress.com/item/Temperature-and-humidity-sensor-HTU21D-sensor-module/32790139650.html
https://ru.aliexpress.com/item/HTU21D-HTU21-SHT21-SHT20/32855794337.html
AliExpress: 1$
Adafruit HTU21D-F
Amazon: 19$
https://cdn-shop.adafruit.com/datasheets/1899_HTU21D.pdf
Sensors test examples:
v1 draft multiple humidity sensors comparision
Test 1 with SD datalogging 2 mux 20 hours
Test 1 SD Datalog with AHT10 and high humidity
Test 5 v5 saturated salt solution
Test 4 v6 Saturated NaCl solution
Test 2 v7 room RH12 low humidity
Test 3 v7 balcony RH15-92 changing humidity
Test 4 v8 RH12 to RH94#HTU21dvsSHT85SensorsHumidity
Test 1 v8b Balcony high to mid RH
Test 1 v9 humidity absorber draft